Home / 542,982,057.04-814,723,573.30-247,967,615.68

Finding the Fourth Proportional to 542,982,057.04, 814,723,573.30 and 247,967,615.68

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Solution

The fourth proportional to 542,982,057.04, 814,723,573.30 and 247,967,615.68 is: 372,065,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,982,057.04 : 814,723,573.30 = 247,967,615.68 : x
  2. Step 2: Convert to fraction form
    542,982,057.04/814,723,573.30 = 247,967,615.68/x
  3. Step 3: Cross multiply
    542,982,057.04x = 814,723,573.30 × 247,967,615.68
  4. Step 4: Simplify right side
    542,982,057.04x = 202,025,061,909,490,688
  5. Step 5: Solve for x
    x = 202,025,061,909,490,688/542,982,057.04
  6. Step 6: Final answer
    x = 372,065,815.60

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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.