Home / 162,933,046.80-244,683,005.40-86,405,542.80

Finding the Fourth Proportional to 162,933,046.80, 244,683,005.40 and 86,405,542.80

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Solution

The fourth proportional to 162,933,046.80, 244,683,005.40 and 86,405,542.80 is: 129,758,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,933,046.80 : 244,683,005.40 = 86,405,542.80 : x
  2. Step 2: Convert to fraction form
    162,933,046.80/244,683,005.40 = 86,405,542.80/x
  3. Step 3: Cross multiply
    162,933,046.80x = 244,683,005.40 × 86,405,542.80
  4. Step 4: Simplify right side
    162,933,046.80x = 21,141,967,895,522,332
  5. Step 5: Solve for x
    x = 21,141,967,895,522,332/162,933,046.80
  6. Step 6: Final answer
    x = 129,758,623.62

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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.