Home / 86,659,899.91-119,389,670.42-60,513,002.71

Finding the Fourth Proportional to 86,659,899.91, 119,389,670.42 and 60,513,002.71

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Solution

The fourth proportional to 86,659,899.91, 119,389,670.42 and 60,513,002.71 is: 83,367,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,659,899.91 : 119,389,670.42 = 60,513,002.71 : x
  2. Step 2: Convert to fraction form
    86,659,899.91/119,389,670.42 = 60,513,002.71/x
  3. Step 3: Cross multiply
    86,659,899.91x = 119,389,670.42 × 60,513,002.71
  4. Step 4: Simplify right side
    86,659,899.91x = 7,224,627,449,070,428
  5. Step 5: Solve for x
    x = 7,224,627,449,070,428/86,659,899.91
  6. Step 6: Final answer
    x = 83,367,595.13

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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.