Home / 12,704,285,565.36-17,532,397,835.46-7,065,909,131.76

Finding the Fourth Proportional to 12,704,285,565.36, 17,532,397,835.46 and 7,065,909,131.76

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Solution

The fourth proportional to 12,704,285,565.36, 17,532,397,835.46 and 7,065,909,131.76 is: 9,751,223,658.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704,285,565.36 : 17,532,397,835.46 = 7,065,909,131.76 : x
  2. Step 2: Convert to fraction form
    12,704,285,565.36/17,532,397,835.46 = 7,065,909,131.76/x
  3. Step 3: Cross multiply
    12,704,285,565.36x = 17,532,397,835.46 × 7,065,909,131.76
  4. Step 4: Simplify right side
    12,704,285,565.36x = 123,882,329,967,226,077,184
  5. Step 5: Solve for x
    x = 123,882,329,967,226,077,184/12,704,285,565.36
  6. Step 6: Final answer
    x = 9,751,223,658.34

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Half scale
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Double scale
Find fourth proportional to 12,704,285,566.36, 17,532,397,836.84 and 7,065,909,132.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.