Home / 131,655,695,893.92-181,681,770,023.10-77,465,754,473.04

Finding the Fourth Proportional to 131,655,695,893.92, 181,681,770,023.10 and 77,465,754,473.04

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Solution

The fourth proportional to 131,655,695,893.92, 181,681,770,023.10 and 77,465,754,473.04 is: 106,900,922,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,655,695,893.92 : 181,681,770,023.10 = 77,465,754,473.04 : x
  2. Step 2: Convert to fraction form
    131,655,695,893.92/181,681,770,023.10 = 77,465,754,473.04/x
  3. Step 3: Cross multiply
    131,655,695,893.92x = 181,681,770,023.10 × 77,465,754,473.04
  4. Step 4: Simplify right side
    131,655,695,893.92x = 14,074,115,388,836,782,538,752
  5. Step 5: Solve for x
    x = 14,074,115,388,836,782,538,752/131,655,695,893.92
  6. Step 6: Final answer
    x = 106,900,922,844.82

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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.