Home / 117,288,002.70-175,932,004.05-108,218,076.30

Finding the Fourth Proportional to 117,288,002.70, 175,932,004.05 and 108,218,076.30

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Solution

The fourth proportional to 117,288,002.70, 175,932,004.05 and 108,218,076.30 is: 162,327,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,288,002.70 : 175,932,004.05 = 108,218,076.30 : x
  2. Step 2: Convert to fraction form
    117,288,002.70/175,932,004.05 = 108,218,076.30/x
  3. Step 3: Cross multiply
    117,288,002.70x = 175,932,004.05 × 108,218,076.30
  4. Step 4: Simplify right side
    117,288,002.70x = 19,039,023,037,894,808
  5. Step 5: Solve for x
    x = 19,039,023,037,894,808/117,288,002.70
  6. Step 6: Final answer
    x = 162,327,114.45

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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.