Home / 66,443,390.90-99,665,086.35-48,527,486.90

Finding the Fourth Proportional to 66,443,390.90, 99,665,086.35 and 48,527,486.90

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Solution

The fourth proportional to 66,443,390.90, 99,665,086.35 and 48,527,486.90 is: 72,791,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,443,390.90 : 99,665,086.35 = 48,527,486.90 : x
  2. Step 2: Convert to fraction form
    66,443,390.90/99,665,086.35 = 48,527,486.90/x
  3. Step 3: Cross multiply
    66,443,390.90x = 99,665,086.35 × 48,527,486.90
  4. Step 4: Simplify right side
    66,443,390.90x = 4,836,496,172,236,993
  5. Step 5: Solve for x
    x = 4,836,496,172,236,993/66,443,390.90
  6. Step 6: Final answer
    x = 72,791,230.35

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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.