Home / 157,464,682.40-236,197,023.60-108,929,028.80

Finding the Fourth Proportional to 157,464,682.40, 236,197,023.60 and 108,929,028.80

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Solution

The fourth proportional to 157,464,682.40, 236,197,023.60 and 108,929,028.80 is: 163,393,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,682.40 : 236,197,023.60 = 108,929,028.80 : x
  2. Step 2: Convert to fraction form
    157,464,682.40/236,197,023.60 = 108,929,028.80/x
  3. Step 3: Cross multiply
    157,464,682.40x = 236,197,023.60 × 108,929,028.80
  4. Step 4: Simplify right side
    157,464,682.40x = 25,728,712,386,198,680
  5. Step 5: Solve for x
    x = 25,728,712,386,198,680/157,464,682.40
  6. Step 6: Final answer
    x = 163,393,543.20

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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.