Home / 66,432,035.10-99,648,052.65-65,536,239.90

Finding the Fourth Proportional to 66,432,035.10, 99,648,052.65 and 65,536,239.90

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Solution

The fourth proportional to 66,432,035.10, 99,648,052.65 and 65,536,239.90 is: 98,304,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,035.10 : 99,648,052.65 = 65,536,239.90 : x
  2. Step 2: Convert to fraction form
    66,432,035.10/99,648,052.65 = 65,536,239.90/x
  3. Step 3: Cross multiply
    66,432,035.10x = 99,648,052.65 × 65,536,239.90
  4. Step 4: Simplify right side
    66,432,035.10x = 6,530,558,684,038,231
  5. Step 5: Solve for x
    x = 6,530,558,684,038,231/66,432,035.10
  6. Step 6: Final answer
    x = 98,304,359.85

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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.