Home / 215,706,800.10-323,560,200.15-149,701,827.90

Finding the Fourth Proportional to 215,706,800.10, 323,560,200.15 and 149,701,827.90

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Solution

The fourth proportional to 215,706,800.10, 323,560,200.15 and 149,701,827.90 is: 224,552,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,706,800.10 : 323,560,200.15 = 149,701,827.90 : x
  2. Step 2: Convert to fraction form
    215,706,800.10/323,560,200.15 = 149,701,827.90/x
  3. Step 3: Cross multiply
    215,706,800.10x = 323,560,200.15 × 149,701,827.90
  4. Step 4: Simplify right side
    215,706,800.10x = 48,437,553,398,144,856
  5. Step 5: Solve for x
    x = 48,437,553,398,144,856/215,706,800.10
  6. Step 6: Final answer
    x = 224,552,741.85

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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.