Home / 148,020,230.55-204,269,534.30-81,941,832.56

Finding the Fourth Proportional to 148,020,230.55, 204,269,534.30 and 81,941,832.56

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Solution

The fourth proportional to 148,020,230.55, 204,269,534.30 and 81,941,832.56 is: 113,080,623.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,020,230.55 : 204,269,534.30 = 81,941,832.56 : x
  2. Step 2: Convert to fraction form
    148,020,230.55/204,269,534.30 = 81,941,832.56/x
  3. Step 3: Cross multiply
    148,020,230.55x = 204,269,534.30 × 81,941,832.56
  4. Step 4: Simplify right side
    148,020,230.55x = 16,738,219,977,435,306
  5. Step 5: Solve for x
    x = 16,738,219,977,435,306/148,020,230.55
  6. Step 6: Final answer
    x = 113,080,623.61

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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.