Home / 225,539,712.80-338,309,569.20-171,792,000.80

Finding the Fourth Proportional to 225,539,712.80, 338,309,569.20 and 171,792,000.80

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Solution

The fourth proportional to 225,539,712.80, 338,309,569.20 and 171,792,000.80 is: 257,688,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,539,712.80 : 338,309,569.20 = 171,792,000.80 : x
  2. Step 2: Convert to fraction form
    225,539,712.80/338,309,569.20 = 171,792,000.80/x
  3. Step 3: Cross multiply
    225,539,712.80x = 338,309,569.20 × 171,792,000.80
  4. Step 4: Simplify right side
    225,539,712.80x = 58,118,877,782,654,056
  5. Step 5: Solve for x
    x = 58,118,877,782,654,056/225,539,712.80
  6. Step 6: Final answer
    x = 257,688,001.20

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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.