Home / 144,986,147.20-217,479,220.80-49,248,035.20

Finding the Fourth Proportional to 144,986,147.20, 217,479,220.80 and 49,248,035.20

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Solution

The fourth proportional to 144,986,147.20, 217,479,220.80 and 49,248,035.20 is: 73,872,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,986,147.20 : 217,479,220.80 = 49,248,035.20 : x
  2. Step 2: Convert to fraction form
    144,986,147.20/217,479,220.80 = 49,248,035.20/x
  3. Step 3: Cross multiply
    144,986,147.20x = 217,479,220.80 × 49,248,035.20
  4. Step 4: Simplify right side
    144,986,147.20x = 10,710,424,321,226,974
  5. Step 5: Solve for x
    x = 10,710,424,321,226,974/144,986,147.20
  6. Step 6: Final answer
    x = 73,872,052.80

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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.