Home / 371,849,131.08-557,841,785.30-153,380,292.12

Finding the Fourth Proportional to 371,849,131.08, 557,841,785.30 and 153,380,292.12

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Solution

The fourth proportional to 371,849,131.08, 557,841,785.30 and 153,380,292.12 is: 230,098,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,849,131.08 : 557,841,785.30 = 153,380,292.12 : x
  2. Step 2: Convert to fraction form
    371,849,131.08/557,841,785.30 = 153,380,292.12/x
  3. Step 3: Cross multiply
    371,849,131.08x = 557,841,785.30 × 153,380,292.12
  4. Step 4: Simplify right side
    371,849,131.08x = 85,561,935,986,056,320
  5. Step 5: Solve for x
    x = 85,561,935,986,056,320/371,849,131.08
  6. Step 6: Final answer
    x = 230,098,523.39

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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.