Home / 90,225,505.71-135,316,588.77-41,656,694.45

Finding the Fourth Proportional to 90,225,505.71, 135,316,588.77 and 41,656,694.45

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Solution

The fourth proportional to 90,225,505.71, 135,316,588.77 and 41,656,694.45 is: 62,475,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,225,505.71 : 135,316,588.77 = 41,656,694.45 : x
  2. Step 2: Convert to fraction form
    90,225,505.71/135,316,588.77 = 41,656,694.45/x
  3. Step 3: Cross multiply
    90,225,505.71x = 135,316,588.77 × 41,656,694.45
  4. Step 4: Simplify right side
    90,225,505.71x = 5,636,841,791,731,609
  5. Step 5: Solve for x
    x = 5,636,841,791,731,609/90,225,505.71
  6. Step 6: Final answer
    x = 62,475,036.82

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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.