Home / 141,752,906.70-212,629,360.05-103,010,857.80

Finding the Fourth Proportional to 141,752,906.70, 212,629,360.05 and 103,010,857.80

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Solution

The fourth proportional to 141,752,906.70, 212,629,360.05 and 103,010,857.80 is: 154,516,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,752,906.70 : 212,629,360.05 = 103,010,857.80 : x
  2. Step 2: Convert to fraction form
    141,752,906.70/212,629,360.05 = 103,010,857.80/x
  3. Step 3: Cross multiply
    141,752,906.70x = 212,629,360.05 × 103,010,857.80
  4. Step 4: Simplify right side
    141,752,906.70x = 21,903,132,772,215,552
  5. Step 5: Solve for x
    x = 21,903,132,772,215,552/141,752,906.70
  6. Step 6: Final answer
    x = 154,516,286.70

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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.