Home / 691,497,615.70-1,037,248,180.44-282,553,766.20

Finding the Fourth Proportional to 691,497,615.70, 1,037,248,180.44 and 282,553,766.20

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Solution

The fourth proportional to 691,497,615.70, 1,037,248,180.44 and 282,553,766.20 is: 423,831,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,497,615.70 : 1,037,248,180.44 = 282,553,766.20 : x
  2. Step 2: Convert to fraction form
    691,497,615.70/1,037,248,180.44 = 282,553,766.20/x
  3. Step 3: Cross multiply
    691,497,615.70x = 1,037,248,180.44 × 282,553,766.20
  4. Step 4: Simplify right side
    691,497,615.70x = 293,078,379,867,419,200
  5. Step 5: Solve for x
    x = 293,078,379,867,419,200/691,497,615.70
  6. Step 6: Final answer
    x = 423,831,367.19

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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.