Home / 148,552,560.70-204,998,545.03-89,047,476.43

Finding the Fourth Proportional to 148,552,560.70, 204,998,545.03 and 89,047,476.43

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Solution

The fourth proportional to 148,552,560.70, 204,998,545.03 and 89,047,476.43 is: 122,883,126.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,552,560.70 : 204,998,545.03 = 89,047,476.43 : x
  2. Step 2: Convert to fraction form
    148,552,560.70/204,998,545.03 = 89,047,476.43/x
  3. Step 3: Cross multiply
    148,552,560.70x = 204,998,545.03 × 89,047,476.43
  4. Step 4: Simplify right side
    148,552,560.70x = 18,254,603,106,743,220
  5. Step 5: Solve for x
    x = 18,254,603,106,743,220/148,552,560.70
  6. Step 6: Final answer
    x = 122,883,126.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.