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Finding the Fourth Proportional to 215,878,597.80, 323,797,819.95 and 60,446,473.98

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Solution

The fourth proportional to 215,878,597.80, 323,797,819.95 and 60,446,473.98 is: 90,664,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,878,597.80 : 323,797,819.95 = 60,446,473.98 : x
  2. Step 2: Convert to fraction form
    215,878,597.80/323,797,819.95 = 60,446,473.98/x
  3. Step 3: Cross multiply
    215,878,597.80x = 323,797,819.95 × 60,446,473.98
  4. Step 4: Simplify right side
    215,878,597.80x = 19,572,436,498,388,400
  5. Step 5: Solve for x
    x = 19,572,436,498,388,400/215,878,597.80
  6. Step 6: Final answer
    x = 90,664,089.44

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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.