Home / 169,132,727.51-253,699,564.20-52,565,128.66

Finding the Fourth Proportional to 169,132,727.51, 253,699,564.20 and 52,565,128.66

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Solution

The fourth proportional to 169,132,727.51, 253,699,564.20 and 52,565,128.66 is: 78,847,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,132,727.51 : 253,699,564.20 = 52,565,128.66 : x
  2. Step 2: Convert to fraction form
    169,132,727.51/253,699,564.20 = 52,565,128.66/x
  3. Step 3: Cross multiply
    169,132,727.51x = 253,699,564.20 × 52,565,128.66
  4. Step 4: Simplify right side
    169,132,727.51x = 13,335,750,234,288,788
  5. Step 5: Solve for x
    x = 13,335,750,234,288,788/169,132,727.51
  6. Step 6: Final answer
    x = 78,847,839.98

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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.