Home / 363,407,114.70-545,110,672.05-145,091,151.90

Finding the Fourth Proportional to 363,407,114.70, 545,110,672.05 and 145,091,151.90

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Solution

The fourth proportional to 363,407,114.70, 545,110,672.05 and 145,091,151.90 is: 217,636,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,407,114.70 : 545,110,672.05 = 145,091,151.90 : x
  2. Step 2: Convert to fraction form
    363,407,114.70/545,110,672.05 = 145,091,151.90/x
  3. Step 3: Cross multiply
    363,407,114.70x = 545,110,672.05 × 145,091,151.90
  4. Step 4: Simplify right side
    363,407,114.70x = 79,090,735,320,717,632
  5. Step 5: Solve for x
    x = 79,090,735,320,717,632/363,407,114.70
  6. Step 6: Final answer
    x = 217,636,727.85

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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.