Home / 155,025,649.76-232,530,744.96-57,974,222.40

Finding the Fourth Proportional to 155,025,649.76, 232,530,744.96 and 57,974,222.40

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Solution

The fourth proportional to 155,025,649.76, 232,530,744.96 and 57,974,222.40 is: 86,958,442.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,025,649.76 : 232,530,744.96 = 57,974,222.40 : x
  2. Step 2: Convert to fraction form
    155,025,649.76/232,530,744.96 = 57,974,222.40/x
  3. Step 3: Cross multiply
    155,025,649.76x = 232,530,744.96 × 57,974,222.40
  4. Step 4: Simplify right side
    155,025,649.76x = 13,480,789,123,148,720
  5. Step 5: Solve for x
    x = 13,480,789,123,148,720/155,025,649.76
  6. Step 6: Final answer
    x = 86,958,442.97

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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.