Home / 198,604,729.52-297,904,096.56-89,352,750.32

Finding the Fourth Proportional to 198,604,729.52, 297,904,096.56 and 89,352,750.32

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Solution

The fourth proportional to 198,604,729.52, 297,904,096.56 and 89,352,750.32 is: 134,027,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,604,729.52 : 297,904,096.56 = 89,352,750.32 : x
  2. Step 2: Convert to fraction form
    198,604,729.52/297,904,096.56 = 89,352,750.32/x
  3. Step 3: Cross multiply
    198,604,729.52x = 297,904,096.56 × 89,352,750.32
  4. Step 4: Simplify right side
    198,604,729.52x = 26,618,550,359,230,848
  5. Step 5: Solve for x
    x = 26,618,550,359,230,848/198,604,729.52
  6. Step 6: Final answer
    x = 134,027,776.80

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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.