Home / 198,227,936.60-297,341,904.90-147,209,600.60

Finding the Fourth Proportional to 198,227,936.60, 297,341,904.90 and 147,209,600.60

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Solution

The fourth proportional to 198,227,936.60, 297,341,904.90 and 147,209,600.60 is: 220,814,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,227,936.60 : 297,341,904.90 = 147,209,600.60 : x
  2. Step 2: Convert to fraction form
    198,227,936.60/297,341,904.90 = 147,209,600.60/x
  3. Step 3: Cross multiply
    198,227,936.60x = 297,341,904.90 × 147,209,600.60
  4. Step 4: Simplify right side
    198,227,936.60x = 43,771,583,061,972,176
  5. Step 5: Solve for x
    x = 43,771,583,061,972,176/198,227,936.60
  6. Step 6: Final answer
    x = 220,814,400.90

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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.