Home / 168,757,117.61-253,145,561.85-65,126,866.19

Finding the Fourth Proportional to 168,757,117.61, 253,145,561.85 and 65,126,866.19

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Solution

The fourth proportional to 168,757,117.61, 253,145,561.85 and 65,126,866.19 is: 97,694,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,757,117.61 : 253,145,561.85 = 65,126,866.19 : x
  2. Step 2: Convert to fraction form
    168,757,117.61/253,145,561.85 = 65,126,866.19/x
  3. Step 3: Cross multiply
    168,757,117.61x = 253,145,561.85 × 65,126,866.19
  4. Step 4: Simplify right side
    168,757,117.61x = 16,486,577,131,931,592
  5. Step 5: Solve for x
    x = 16,486,577,131,931,592/168,757,117.61
  6. Step 6: Final answer
    x = 97,694,114.27

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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.