Home / 442,868,061.60-664,302,092.40-136,120,316.40

Finding the Fourth Proportional to 442,868,061.60, 664,302,092.40 and 136,120,316.40

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Solution

The fourth proportional to 442,868,061.60, 664,302,092.40 and 136,120,316.40 is: 204,180,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,868,061.60 : 664,302,092.40 = 136,120,316.40 : x
  2. Step 2: Convert to fraction form
    442,868,061.60/664,302,092.40 = 136,120,316.40/x
  3. Step 3: Cross multiply
    442,868,061.60x = 664,302,092.40 × 136,120,316.40
  4. Step 4: Simplify right side
    442,868,061.60x = 90,425,011,002,670,032
  5. Step 5: Solve for x
    x = 90,425,011,002,670,032/442,868,061.60
  6. Step 6: Final answer
    x = 204,180,474.60

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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.