Home / 113,327,707.20-169,991,560.80-104,257,780.80

Finding the Fourth Proportional to 113,327,707.20, 169,991,560.80 and 104,257,780.80

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Solution

The fourth proportional to 113,327,707.20, 169,991,560.80 and 104,257,780.80 is: 156,386,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,327,707.20 : 169,991,560.80 = 104,257,780.80 : x
  2. Step 2: Convert to fraction form
    113,327,707.20/169,991,560.80 = 104,257,780.80/x
  3. Step 3: Cross multiply
    113,327,707.20x = 169,991,560.80 × 104,257,780.80
  4. Step 4: Simplify right side
    113,327,707.20x = 17,722,942,883,736,274
  5. Step 5: Solve for x
    x = 17,722,942,883,736,274/113,327,707.20
  6. Step 6: Final answer
    x = 156,386,671.20

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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.