Home / 65,418,614.55-90,278,285.13-36,051,000.82

Finding the Fourth Proportional to 65,418,614.55, 90,278,285.13 and 36,051,000.82

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Solution

The fourth proportional to 65,418,614.55, 90,278,285.13 and 36,051,000.82 is: 49,750,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,418,614.55 : 90,278,285.13 = 36,051,000.82 : x
  2. Step 2: Convert to fraction form
    65,418,614.55/90,278,285.13 = 36,051,000.82/x
  3. Step 3: Cross multiply
    65,418,614.55x = 90,278,285.13 × 36,051,000.82
  4. Step 4: Simplify right side
    65,418,614.55x = 3,254,622,531,024,128
  5. Step 5: Solve for x
    x = 3,254,622,531,024,128/65,418,614.55
  6. Step 6: Final answer
    x = 49,750,710.15

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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.