Home / 117,745,201.56-176,603,892.78-31,490,293.20

Finding the Fourth Proportional to 117,745,201.56, 176,603,892.78 and 31,490,293.20

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Solution

The fourth proportional to 117,745,201.56, 176,603,892.78 and 31,490,293.20 is: 47,231,719.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,745,201.56 : 176,603,892.78 = 31,490,293.20 : x
  2. Step 2: Convert to fraction form
    117,745,201.56/176,603,892.78 = 31,490,293.20/x
  3. Step 3: Cross multiply
    117,745,201.56x = 176,603,892.78 × 31,490,293.20
  4. Step 4: Simplify right side
    117,745,201.56x = 5,561,308,363,903,563
  5. Step 5: Solve for x
    x = 5,561,308,363,903,563/117,745,201.56
  6. Step 6: Final answer
    x = 47,231,719.77

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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.