Home / 351,023,862.60-526,535,793.90-178,836,978.60

Finding the Fourth Proportional to 351,023,862.60, 526,535,793.90 and 178,836,978.60

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Solution

The fourth proportional to 351,023,862.60, 526,535,793.90 and 178,836,978.60 is: 268,255,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,023,862.60 : 526,535,793.90 = 178,836,978.60 : x
  2. Step 2: Convert to fraction form
    351,023,862.60/526,535,793.90 = 178,836,978.60/x
  3. Step 3: Cross multiply
    351,023,862.60x = 526,535,793.90 × 178,836,978.60
  4. Step 4: Simplify right side
    351,023,862.60x = 94,164,070,505,828,304
  5. Step 5: Solve for x
    x = 94,164,070,505,828,304/351,023,862.60
  6. Step 6: Final answer
    x = 268,255,467.90

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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.