Home / 187,345,203.54-281,179,230.48-129,877,831.14

Finding the Fourth Proportional to 187,345,203.54, 281,179,230.48 and 129,877,831.14

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Solution

The fourth proportional to 187,345,203.54, 281,179,230.48 and 129,877,831.14 is: 194,928,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,345,203.54 : 281,179,230.48 = 129,877,831.14 : x
  2. Step 2: Convert to fraction form
    187,345,203.54/281,179,230.48 = 129,877,831.14/x
  3. Step 3: Cross multiply
    187,345,203.54x = 281,179,230.48 × 129,877,831.14
  4. Step 4: Simplify right side
    187,345,203.54x = 36,518,948,616,356,584
  5. Step 5: Solve for x
    x = 36,518,948,616,356,584/187,345,203.54
  6. Step 6: Final answer
    x = 194,928,655.37

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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.