Home / 198,192,001.70-297,288,002.55-198,192,001.70

Finding the Fourth Proportional to 198,192,001.70, 297,288,002.55 and 198,192,001.70

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Solution

The fourth proportional to 198,192,001.70, 297,288,002.55 and 198,192,001.70 is: 297,288,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,192,001.70 : 297,288,002.55 = 198,192,001.70 : x
  2. Step 2: Convert to fraction form
    198,192,001.70/297,288,002.55 = 198,192,001.70/x
  3. Step 3: Cross multiply
    198,192,001.70x = 297,288,002.55 × 198,192,001.70
  4. Step 4: Simplify right side
    198,192,001.70x = 58,920,104,306,779,200
  5. Step 5: Solve for x
    x = 58,920,104,306,779,200/198,192,001.70
  6. Step 6: Final answer
    x = 297,288,002.55

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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.