Home / 145,728,153.90-218,592,230.85-38,022,777.90

Finding the Fourth Proportional to 145,728,153.90, 218,592,230.85 and 38,022,777.90

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Solution

The fourth proportional to 145,728,153.90, 218,592,230.85 and 38,022,777.90 is: 57,034,166.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,728,153.90 : 218,592,230.85 = 38,022,777.90 : x
  2. Step 2: Convert to fraction form
    145,728,153.90/218,592,230.85 = 38,022,777.90/x
  3. Step 3: Cross multiply
    145,728,153.90x = 218,592,230.85 × 38,022,777.90
  4. Step 4: Simplify right side
    145,728,153.90x = 8,311,483,844,275,078
  5. Step 5: Solve for x
    x = 8,311,483,844,275,078/145,728,153.90
  6. Step 6: Final answer
    x = 57,034,166.85

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1.5x scale

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.