Home / 146,851,313.12-220,302,065.10-60,542,539.10

Finding the Fourth Proportional to 146,851,313.12, 220,302,065.10 and 60,542,539.10

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Solution

The fourth proportional to 146,851,313.12, 220,302,065.10 and 60,542,539.10 is: 90,824,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,851,313.12 : 220,302,065.10 = 60,542,539.10 : x
  2. Step 2: Convert to fraction form
    146,851,313.12/220,302,065.10 = 60,542,539.10/x
  3. Step 3: Cross multiply
    146,851,313.12x = 220,302,065.10 × 60,542,539.10
  4. Step 4: Simplify right side
    146,851,313.12x = 13,337,646,388,723,272
  5. Step 5: Solve for x
    x = 13,337,646,388,723,272/146,851,313.12
  6. Step 6: Final answer
    x = 90,824,154.76

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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.