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Finding the Fourth Proportional to 311,309,295.77, 466,964,830.11 and 89,998,651.88

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Solution

The fourth proportional to 311,309,295.77, 466,964,830.11 and 89,998,651.88 is: 134,998,234.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,309,295.77 : 466,964,830.11 = 89,998,651.88 : x
  2. Step 2: Convert to fraction form
    311,309,295.77/466,964,830.11 = 89,998,651.88/x
  3. Step 3: Cross multiply
    311,309,295.77x = 466,964,830.11 × 89,998,651.88
  4. Step 4: Simplify right side
    311,309,295.77x = 42,026,205,182,938,408
  5. Step 5: Solve for x
    x = 42,026,205,182,938,408/311,309,295.77
  6. Step 6: Final answer
    x = 134,998,234.09

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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.