Home / 100,277,275.92-150,429,299.16-39,678,830.16

Finding the Fourth Proportional to 100,277,275.92, 150,429,299.16 and 39,678,830.16

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Solution

The fourth proportional to 100,277,275.92, 150,429,299.16 and 39,678,830.16 is: 59,523,541.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,277,275.92 : 150,429,299.16 = 39,678,830.16 : x
  2. Step 2: Convert to fraction form
    100,277,275.92/150,429,299.16 = 39,678,830.16/x
  3. Step 3: Cross multiply
    100,277,275.92x = 150,429,299.16 × 39,678,830.16
  4. Step 4: Simplify right side
    100,277,275.92x = 5,968,858,612,457,470
  5. Step 5: Solve for x
    x = 5,968,858,612,457,470/100,277,275.92
  6. Step 6: Final answer
    x = 59,523,541.68

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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.