Home / 198,207,002.10-297,310,503.15-146,550,936.90

Finding the Fourth Proportional to 198,207,002.10, 297,310,503.15 and 146,550,936.90

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Solution

The fourth proportional to 198,207,002.10, 297,310,503.15 and 146,550,936.90 is: 219,826,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,207,002.10 : 297,310,503.15 = 146,550,936.90 : x
  2. Step 2: Convert to fraction form
    198,207,002.10/297,310,503.15 = 146,550,936.90/x
  3. Step 3: Cross multiply
    198,207,002.10x = 297,310,503.15 × 146,550,936.90
  4. Step 4: Simplify right side
    198,207,002.10x = 43,571,132,786,842,896
  5. Step 5: Solve for x
    x = 43,571,132,786,842,896/198,207,002.10
  6. Step 6: Final answer
    x = 219,826,405.35

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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.