Home / 117,464,549.60-176,126,840.40-72,058,930.40

Finding the Fourth Proportional to 117,464,549.60, 176,126,840.40 and 72,058,930.40

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Solution

The fourth proportional to 117,464,549.60, 176,126,840.40 and 72,058,930.40 is: 108,045,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,464,549.60 : 176,126,840.40 = 72,058,930.40 : x
  2. Step 2: Convert to fraction form
    117,464,549.60/176,126,840.40 = 72,058,930.40/x
  3. Step 3: Cross multiply
    117,464,549.60x = 176,126,840.40 × 72,058,930.40
  4. Step 4: Simplify right side
    117,464,549.60x = 12,691,511,733,955,510
  5. Step 5: Solve for x
    x = 12,691,511,733,955,510/117,464,549.60
  6. Step 6: Final answer
    x = 108,045,463.74

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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.