Home / 143,733,609.90-215,600,414.85-40,102,614.90

Finding the Fourth Proportional to 143,733,609.90, 215,600,414.85 and 40,102,614.90

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Solution

The fourth proportional to 143,733,609.90, 215,600,414.85 and 40,102,614.90 is: 60,153,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,733,609.90 : 215,600,414.85 = 40,102,614.90 : x
  2. Step 2: Convert to fraction form
    143,733,609.90/215,600,414.85 = 40,102,614.90/x
  3. Step 3: Cross multiply
    143,733,609.90x = 215,600,414.85 × 40,102,614.90
  4. Step 4: Simplify right side
    143,733,609.90x = 8,646,140,409,009,791
  5. Step 5: Solve for x
    x = 8,646,140,409,009,791/143,733,609.90
  6. Step 6: Final answer
    x = 60,153,922.35

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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.