Home / 240,371,951.28-360,557,366.20-157,894,321.72

Finding the Fourth Proportional to 240,371,951.28, 360,557,366.20 and 157,894,321.72

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Solution

The fourth proportional to 240,371,951.28, 360,557,366.20 and 157,894,321.72 is: 236,841,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,371,951.28 : 360,557,366.20 = 157,894,321.72 : x
  2. Step 2: Convert to fraction form
    240,371,951.28/360,557,366.20 = 157,894,321.72/x
  3. Step 3: Cross multiply
    240,371,951.28x = 360,557,366.20 × 157,894,321.72
  4. Step 4: Simplify right side
    240,371,951.28x = 56,929,960,777,298,648
  5. Step 5: Solve for x
    x = 56,929,960,777,298,648/240,371,951.28
  6. Step 6: Final answer
    x = 236,841,114.26

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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.