Home / 150,888,429.57-208,227,884.07-91,348,916.91

Finding the Fourth Proportional to 150,888,429.57, 208,227,884.07 and 91,348,916.91

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Solution

The fourth proportional to 150,888,429.57, 208,227,884.07 and 91,348,916.91 is: 126,062,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,888,429.57 : 208,227,884.07 = 91,348,916.91 : x
  2. Step 2: Convert to fraction form
    150,888,429.57/208,227,884.07 = 91,348,916.91/x
  3. Step 3: Cross multiply
    150,888,429.57x = 208,227,884.07 × 91,348,916.91
  4. Step 4: Simplify right side
    150,888,429.57x = 19,021,391,680,255,540
  5. Step 5: Solve for x
    x = 19,021,391,680,255,540/150,888,429.57
  6. Step 6: Final answer
    x = 126,062,626.10

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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.