Home / 80,211,760.20-110,692,561.50-45,411,166.44

Finding the Fourth Proportional to 80,211,760.20, 110,692,561.50 and 45,411,166.44

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Solution

The fourth proportional to 80,211,760.20, 110,692,561.50 and 45,411,166.44 is: 62,667,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,211,760.20 : 110,692,561.50 = 45,411,166.44 : x
  2. Step 2: Convert to fraction form
    80,211,760.20/110,692,561.50 = 45,411,166.44/x
  3. Step 3: Cross multiply
    80,211,760.20x = 110,692,561.50 × 45,411,166.44
  4. Step 4: Simplify right side
    80,211,760.20x = 5,026,678,333,946,436
  5. Step 5: Solve for x
    x = 5,026,678,333,946,436/80,211,760.20
  6. Step 6: Final answer
    x = 62,667,597.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.