Home / 148,020,231.55-204,269,535.68-81,941,833.56

Finding the Fourth Proportional to 148,020,231.55, 204,269,535.68 and 81,941,833.56

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Solution

The fourth proportional to 148,020,231.55, 204,269,535.68 and 81,941,833.56 is: 113,080,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,020,231.55 : 204,269,535.68 = 81,941,833.56 : x
  2. Step 2: Convert to fraction form
    148,020,231.55/204,269,535.68 = 81,941,833.56/x
  3. Step 3: Cross multiply
    148,020,231.55x = 204,269,535.68 × 81,941,833.56
  4. Step 4: Simplify right side
    148,020,231.55x = 16,738,220,294,069,042
  5. Step 5: Solve for x
    x = 16,738,220,294,069,042/148,020,231.55
  6. Step 6: Final answer
    x = 113,080,624.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.