Home / 115,981,015.40-173,822,223.90-88,920,535.40

Finding the Fourth Proportional to 115,981,015.40, 173,822,223.90 and 88,920,535.40

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Solution

The fourth proportional to 115,981,015.40, 173,822,223.90 and 88,920,535.40 is: 133,266,338.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,981,015.40 : 173,822,223.90 = 88,920,535.40 : x
  2. Step 2: Convert to fraction form
    115,981,015.40/173,822,223.90 = 88,920,535.40/x
  3. Step 3: Cross multiply
    115,981,015.40x = 173,822,223.90 × 88,920,535.40
  4. Step 4: Simplify right side
    115,981,015.40x = 15,456,365,213,606,678
  5. Step 5: Solve for x
    x = 15,456,365,213,606,678/115,981,015.40
  6. Step 6: Final answer
    x = 133,266,338.12

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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.