Home / 371,717,385.96-557,639,601.71-153,248,301.72

Finding the Fourth Proportional to 371,717,385.96, 557,639,601.71 and 153,248,301.72

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Solution

The fourth proportional to 371,717,385.96, 557,639,601.71 and 153,248,301.72 is: 229,898,641.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,717,385.96 : 557,639,601.71 = 153,248,301.72 : x
  2. Step 2: Convert to fraction form
    371,717,385.96/557,639,601.71 = 153,248,301.72/x
  3. Step 3: Cross multiply
    371,717,385.96x = 557,639,601.71 × 153,248,301.72
  4. Step 4: Simplify right side
    371,717,385.96x = 85,457,321,933,874,720
  5. Step 5: Solve for x
    x = 85,457,321,933,874,720/371,717,385.96
  6. Step 6: Final answer
    x = 229,898,641.18

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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.