Home / 13,015,695,328.26-17,943,502,846.86-8,729,674,565.36

Finding the Fourth Proportional to 13,015,695,328.26, 17,943,502,846.86 and 8,729,674,565.36

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Solution

The fourth proportional to 13,015,695,328.26, 17,943,502,846.86 and 8,729,674,565.36 is: 12,034,773,130.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,695,328.26 : 17,943,502,846.86 = 8,729,674,565.36 : x
  2. Step 2: Convert to fraction form
    13,015,695,328.26/17,943,502,846.86 = 8,729,674,565.36/x
  3. Step 3: Cross multiply
    13,015,695,328.26x = 17,943,502,846.86 × 8,729,674,565.36
  4. Step 4: Simplify right side
    13,015,695,328.26x = 156,640,940,415,608,782,848
  5. Step 5: Solve for x
    x = 156,640,940,415,608,782,848/13,015,695,328.26
  6. Step 6: Final answer
    x = 12,034,773,130.83

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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.