Home / 406,320,144.87-560,687,569.79-225,271,970.03

Finding the Fourth Proportional to 406,320,144.87, 560,687,569.79 and 225,271,970.03

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Solution

The fourth proportional to 406,320,144.87, 560,687,569.79 and 225,271,970.03 is: 310,856,340.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,320,144.87 : 560,687,569.79 = 225,271,970.03 : x
  2. Step 2: Convert to fraction form
    406,320,144.87/560,687,569.79 = 225,271,970.03/x
  3. Step 3: Cross multiply
    406,320,144.87x = 560,687,569.79 × 225,271,970.03
  4. Step 4: Simplify right side
    406,320,144.87x = 126,307,193,413,996,608
  5. Step 5: Solve for x
    x = 126,307,193,413,996,608/406,320,144.87
  6. Step 6: Final answer
    x = 310,856,340.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.