Home / 187,498,664.90-281,254,375.74-89,079,578.24

Finding the Fourth Proportional to 187,498,664.90, 281,254,375.74 and 89,079,578.24

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Solution

The fourth proportional to 187,498,664.90, 281,254,375.74 and 89,079,578.24 is: 133,622,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,498,664.90 : 281,254,375.74 = 89,079,578.24 : x
  2. Step 2: Convert to fraction form
    187,498,664.90/281,254,375.74 = 89,079,578.24/x
  3. Step 3: Cross multiply
    187,498,664.90x = 281,254,375.74 × 89,079,578.24
  4. Step 4: Simplify right side
    187,498,664.90x = 25,054,021,169,073,688
  5. Step 5: Solve for x
    x = 25,054,021,169,073,688/187,498,664.90
  6. Step 6: Final answer
    x = 133,622,397.70

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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.