Home / 468,608,761.38-702,417,552.06-173,314,109.19

Finding the Fourth Proportional to 468,608,761.38, 702,417,552.06 and 173,314,109.19

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Solution

The fourth proportional to 468,608,761.38, 702,417,552.06 and 173,314,109.19 is: 259,787,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,608,761.38 : 702,417,552.06 = 173,314,109.19 : x
  2. Step 2: Convert to fraction form
    468,608,761.38/702,417,552.06 = 173,314,109.19/x
  3. Step 3: Cross multiply
    468,608,761.38x = 702,417,552.06 × 173,314,109.19
  4. Step 4: Simplify right side
    468,608,761.38x = 121,738,872,314,699,344
  5. Step 5: Solve for x
    x = 121,738,872,314,699,344/468,608,761.38
  6. Step 6: Final answer
    x = 259,787,870.71

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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.