Home / 65,367,076.30-98,050,614.45-39,857,908.30

Finding the Fourth Proportional to 65,367,076.30, 98,050,614.45 and 39,857,908.30

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Solution

The fourth proportional to 65,367,076.30, 98,050,614.45 and 39,857,908.30 is: 59,786,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,367,076.30 : 98,050,614.45 = 39,857,908.30 : x
  2. Step 2: Convert to fraction form
    65,367,076.30/98,050,614.45 = 39,857,908.30/x
  3. Step 3: Cross multiply
    65,367,076.30x = 98,050,614.45 × 39,857,908.30
  4. Step 4: Simplify right side
    65,367,076.30x = 3,908,092,399,506,755
  5. Step 5: Solve for x
    x = 3,908,092,399,506,755/65,367,076.30
  6. Step 6: Final answer
    x = 59,786,862.45

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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.