Home / 722,304,363.60-1,083,456,545.40-449,534,725.20

Finding the Fourth Proportional to 722,304,363.60, 1,083,456,545.40 and 449,534,725.20

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Solution

The fourth proportional to 722,304,363.60, 1,083,456,545.40 and 449,534,725.20 is: 674,302,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,304,363.60 : 1,083,456,545.40 = 449,534,725.20 : x
  2. Step 2: Convert to fraction form
    722,304,363.60/1,083,456,545.40 = 449,534,725.20/x
  3. Step 3: Cross multiply
    722,304,363.60x = 1,083,456,545.40 × 449,534,725.20
  4. Step 4: Simplify right side
    722,304,363.60x = 487,051,340,402,530,368
  5. Step 5: Solve for x
    x = 487,051,340,402,530,368/722,304,363.60
  6. Step 6: Final answer
    x = 674,302,087.80

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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.