Home / 146,707,840.10-220,061,760.15-103,661,119.10

Finding the Fourth Proportional to 146,707,840.10, 220,061,760.15 and 103,661,119.10

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Solution

The fourth proportional to 146,707,840.10, 220,061,760.15 and 103,661,119.10 is: 155,491,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,707,840.10 : 220,061,760.15 = 103,661,119.10 : x
  2. Step 2: Convert to fraction form
    146,707,840.10/220,061,760.15 = 103,661,119.10/x
  3. Step 3: Cross multiply
    146,707,840.10x = 220,061,760.15 × 103,661,119.10
  4. Step 4: Simplify right side
    146,707,840.10x = 22,811,848,328,264,784
  5. Step 5: Solve for x
    x = 22,811,848,328,264,784/146,707,840.10
  6. Step 6: Final answer
    x = 155,491,678.65

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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.