Home / 140,359,888.80-210,553,902.90-48,231,493.20

Finding the Fourth Proportional to 140,359,888.80, 210,553,902.90 and 48,231,493.20

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Solution

The fourth proportional to 140,359,888.80, 210,553,902.90 and 48,231,493.20 is: 72,352,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,359,888.80 : 210,553,902.90 = 48,231,493.20 : x
  2. Step 2: Convert to fraction form
    140,359,888.80/210,553,902.90 = 48,231,493.20/x
  3. Step 3: Cross multiply
    140,359,888.80x = 210,553,902.90 × 48,231,493.20
  4. Step 4: Simplify right side
    140,359,888.80x = 10,155,329,135,954,812
  5. Step 5: Solve for x
    x = 10,155,329,135,954,812/140,359,888.80
  6. Step 6: Final answer
    x = 72,352,074.53

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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.