Home / 198,566,822.40-297,850,233.60-53,000,102.40

Finding the Fourth Proportional to 198,566,822.40, 297,850,233.60 and 53,000,102.40

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Solution

The fourth proportional to 198,566,822.40, 297,850,233.60 and 53,000,102.40 is: 79,500,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,566,822.40 : 297,850,233.60 = 53,000,102.40 : x
  2. Step 2: Convert to fraction form
    198,566,822.40/297,850,233.60 = 53,000,102.40/x
  3. Step 3: Cross multiply
    198,566,822.40x = 297,850,233.60 × 53,000,102.40
  4. Step 4: Simplify right side
    198,566,822.40x = 15,786,092,880,663,922
  5. Step 5: Solve for x
    x = 15,786,092,880,663,922/198,566,822.40
  6. Step 6: Final answer
    x = 79,500,153.60

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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.