Home / 371,738,000.30-557,607,000.45-331,561,060.70

Finding the Fourth Proportional to 371,738,000.30, 557,607,000.45 and 331,561,060.70

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Solution

The fourth proportional to 371,738,000.30, 557,607,000.45 and 331,561,060.70 is: 497,341,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,738,000.30 : 557,607,000.45 = 331,561,060.70 : x
  2. Step 2: Convert to fraction form
    371,738,000.30/557,607,000.45 = 331,561,060.70/x
  3. Step 3: Cross multiply
    371,738,000.30x = 557,607,000.45 × 331,561,060.70
  4. Step 4: Simplify right side
    371,738,000.30x = 184,880,768,522,947,392
  5. Step 5: Solve for x
    x = 184,880,768,522,947,392/371,738,000.30
  6. Step 6: Final answer
    x = 497,341,591.05

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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.