Home / 169,451,615.35-254,061,384.90-86,292,395.18

Finding the Fourth Proportional to 169,451,615.35, 254,061,384.90 and 86,292,395.18

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Solution

The fourth proportional to 169,451,615.35, 254,061,384.90 and 86,292,395.18 is: 129,379,500.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,451,615.35 : 254,061,384.90 = 86,292,395.18 : x
  2. Step 2: Convert to fraction form
    169,451,615.35/254,061,384.90 = 86,292,395.18/x
  3. Step 3: Cross multiply
    169,451,615.35x = 254,061,384.90 × 86,292,395.18
  4. Step 4: Simplify right side
    169,451,615.35x = 21,923,565,425,768,888
  5. Step 5: Solve for x
    x = 21,923,565,425,768,888/169,451,615.35
  6. Step 6: Final answer
    x = 129,379,500.93

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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.