Home / 173,872,123.80-260,808,185.70-113,405,947.80

Finding the Fourth Proportional to 173,872,123.80, 260,808,185.70 and 113,405,947.80

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Solution

The fourth proportional to 173,872,123.80, 260,808,185.70 and 113,405,947.80 is: 170,108,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,872,123.80 : 260,808,185.70 = 113,405,947.80 : x
  2. Step 2: Convert to fraction form
    173,872,123.80/260,808,185.70 = 113,405,947.80/x
  3. Step 3: Cross multiply
    173,872,123.80x = 260,808,185.70 × 113,405,947.80
  4. Step 4: Simplify right side
    173,872,123.80x = 29,577,199,493,306,904
  5. Step 5: Solve for x
    x = 29,577,199,493,306,904/173,872,123.80
  6. Step 6: Final answer
    x = 170,108,921.70

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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.