Home / 130,680,648.30-196,020,972.45-110,273,313.90

Finding the Fourth Proportional to 130,680,648.30, 196,020,972.45 and 110,273,313.90

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Solution

The fourth proportional to 130,680,648.30, 196,020,972.45 and 110,273,313.90 is: 165,409,970.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,680,648.30 : 196,020,972.45 = 110,273,313.90 : x
  2. Step 2: Convert to fraction form
    130,680,648.30/196,020,972.45 = 110,273,313.90/x
  3. Step 3: Cross multiply
    130,680,648.30x = 196,020,972.45 × 110,273,313.90
  4. Step 4: Simplify right side
    130,680,648.30x = 21,615,882,225,962,100
  5. Step 5: Solve for x
    x = 21,615,882,225,962,100/130,680,648.30
  6. Step 6: Final answer
    x = 165,409,970.85

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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.