Home / 215,700,309.60-323,550,464.40-149,695,337.40

Finding the Fourth Proportional to 215,700,309.60, 323,550,464.40 and 149,695,337.40

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Solution

The fourth proportional to 215,700,309.60, 323,550,464.40 and 149,695,337.40 is: 224,543,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,700,309.60 : 323,550,464.40 = 149,695,337.40 : x
  2. Step 2: Convert to fraction form
    215,700,309.60/323,550,464.40 = 149,695,337.40/x
  3. Step 3: Cross multiply
    215,700,309.60x = 323,550,464.40 × 149,695,337.40
  4. Step 4: Simplify right side
    215,700,309.60x = 48,433,995,934,284,688
  5. Step 5: Solve for x
    x = 48,433,995,934,284,688/215,700,309.60
  6. Step 6: Final answer
    x = 224,543,006.10

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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.