Home / 266,280,152.10-399,420,228.15-237,369,761.70

Finding the Fourth Proportional to 266,280,152.10, 399,420,228.15 and 237,369,761.70

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Solution

The fourth proportional to 266,280,152.10, 399,420,228.15 and 237,369,761.70 is: 356,054,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,280,152.10 : 399,420,228.15 = 237,369,761.70 : x
  2. Step 2: Convert to fraction form
    266,280,152.10/399,420,228.15 = 237,369,761.70/x
  3. Step 3: Cross multiply
    266,280,152.10x = 399,420,228.15 × 237,369,761.70
  4. Step 4: Simplify right side
    266,280,152.10x = 94,810,284,374,125,120
  5. Step 5: Solve for x
    x = 94,810,284,374,125,120/266,280,152.10
  6. Step 6: Final answer
    x = 356,054,642.55

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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.