Home / 137,882,024.23-206,821,264.85-45,808,099.51

Finding the Fourth Proportional to 137,882,024.23, 206,821,264.85 and 45,808,099.51

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Solution

The fourth proportional to 137,882,024.23, 206,821,264.85 and 45,808,099.51 is: 68,711,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,882,024.23 : 206,821,264.85 = 45,808,099.51 : x
  2. Step 2: Convert to fraction form
    137,882,024.23/206,821,264.85 = 45,808,099.51/x
  3. Step 3: Cross multiply
    137,882,024.23x = 206,821,264.85 × 45,808,099.51
  4. Step 4: Simplify right side
    137,882,024.23x = 9,474,089,080,286,772
  5. Step 5: Solve for x
    x = 9,474,089,080,286,772/137,882,024.23
  6. Step 6: Final answer
    x = 68,711,560.72

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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.