Home / 113,616,005.60-170,088,085.20-106,972,191.20

Finding the Fourth Proportional to 113,616,005.60, 170,088,085.20 and 106,972,191.20

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Solution

The fourth proportional to 113,616,005.60, 170,088,085.20 and 106,972,191.20 is: 160,142,007.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,616,005.60 : 170,088,085.20 = 106,972,191.20 : x
  2. Step 2: Convert to fraction form
    113,616,005.60/170,088,085.20 = 106,972,191.20/x
  3. Step 3: Cross multiply
    113,616,005.60x = 170,088,085.20 × 106,972,191.20
  4. Step 4: Simplify right side
    113,616,005.60x = 18,194,695,170,856,288
  5. Step 5: Solve for x
    x = 18,194,695,170,856,288/113,616,005.60
  6. Step 6: Final answer
    x = 160,142,007.06

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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.