Home / 332,949,910.80-499,424,866.20-87,306,070.80

Finding the Fourth Proportional to 332,949,910.80, 499,424,866.20 and 87,306,070.80

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Solution

The fourth proportional to 332,949,910.80, 499,424,866.20 and 87,306,070.80 is: 130,959,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,949,910.80 : 499,424,866.20 = 87,306,070.80 : x
  2. Step 2: Convert to fraction form
    332,949,910.80/499,424,866.20 = 87,306,070.80/x
  3. Step 3: Cross multiply
    332,949,910.80x = 499,424,866.20 × 87,306,070.80
  4. Step 4: Simplify right side
    332,949,910.80x = 43,602,822,727,737,728
  5. Step 5: Solve for x
    x = 43,602,822,727,737,728/332,949,910.80
  6. Step 6: Final answer
    x = 130,959,106.20

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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.