Home / 885,816,092.20-1,328,724,138.30-272,320,601.80

Finding the Fourth Proportional to 885,816,092.20, 1,328,724,138.30 and 272,320,601.80

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Solution

The fourth proportional to 885,816,092.20, 1,328,724,138.30 and 272,320,601.80 is: 408,480,902.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,816,092.20 : 1,328,724,138.30 = 272,320,601.80 : x
  2. Step 2: Convert to fraction form
    885,816,092.20/1,328,724,138.30 = 272,320,601.80/x
  3. Step 3: Cross multiply
    885,816,092.20x = 1,328,724,138.30 × 272,320,601.80
  4. Step 4: Simplify right side
    885,816,092.20x = 361,838,956,968,042,432
  5. Step 5: Solve for x
    x = 361,838,956,968,042,432/885,816,092.20
  6. Step 6: Final answer
    x = 408,480,902.70

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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.