Home / 102,716,720.80-141,733,936.96-62,462,180.97

Finding the Fourth Proportional to 102,716,720.80, 141,733,936.96 and 62,462,180.97

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Solution

The fourth proportional to 102,716,720.80, 141,733,936.96 and 62,462,180.97 is: 86,188,604.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,716,720.80 : 141,733,936.96 = 62,462,180.97 : x
  2. Step 2: Convert to fraction form
    102,716,720.80/141,733,936.96 = 62,462,180.97/x
  3. Step 3: Cross multiply
    102,716,720.80x = 141,733,936.96 × 62,462,180.97
  4. Step 4: Simplify right side
    102,716,720.80x = 8,853,010,819,829,937
  5. Step 5: Solve for x
    x = 8,853,010,819,829,937/102,716,720.80
  6. Step 6: Final answer
    x = 86,188,604.46

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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.