Home / 1,728,472,469.37-2,592,712,689.66-996,327,461.31

Finding the Fourth Proportional to 1,728,472,469.37, 2,592,712,689.66 and 996,327,461.31

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Solution

The fourth proportional to 1,728,472,469.37, 2,592,712,689.66 and 996,327,461.31 is: 1,494,493,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,472,469.37 : 2,592,712,689.66 = 996,327,461.31 : x
  2. Step 2: Convert to fraction form
    1,728,472,469.37/2,592,712,689.66 = 996,327,461.31/x
  3. Step 3: Cross multiply
    1,728,472,469.37x = 2,592,712,689.66 × 996,327,461.31
  4. Step 4: Simplify right side
    1,728,472,469.37x = 2,583,190,851,995,169,280
  5. Step 5: Solve for x
    x = 2,583,190,851,995,169,280/1,728,472,469.37
  6. Step 6: Final answer
    x = 1,494,493,489.35

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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.