Home / 4,782,975,139.20-7,174,462,708.80-3,620,713,672.20

Finding the Fourth Proportional to 4,782,975,139.20, 7,174,462,708.80 and 3,620,713,672.20

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Solution

The fourth proportional to 4,782,975,139.20, 7,174,462,708.80 and 3,620,713,672.20 is: 5,431,070,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,975,139.20 : 7,174,462,708.80 = 3,620,713,672.20 : x
  2. Step 2: Convert to fraction form
    4,782,975,139.20/7,174,462,708.80 = 3,620,713,672.20/x
  3. Step 3: Cross multiply
    4,782,975,139.20x = 7,174,462,708.80 × 3,620,713,672.20
  4. Step 4: Simplify right side
    4,782,975,139.20x = 25,976,675,220,441,206,784
  5. Step 5: Solve for x
    x = 25,976,675,220,441,206,784/4,782,975,139.20
  6. Step 6: Final answer
    x = 5,431,070,508.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.