Home / 172,399,058.10-258,598,587.15-163,896,002.10

Finding the Fourth Proportional to 172,399,058.10, 258,598,587.15 and 163,896,002.10

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Solution

The fourth proportional to 172,399,058.10, 258,598,587.15 and 163,896,002.10 is: 245,844,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,399,058.10 : 258,598,587.15 = 163,896,002.10 : x
  2. Step 2: Convert to fraction form
    172,399,058.10/258,598,587.15 = 163,896,002.10/x
  3. Step 3: Cross multiply
    172,399,058.10x = 258,598,587.15 × 163,896,002.10
  4. Step 4: Simplify right side
    172,399,058.10x = 42,383,274,582,593,432
  5. Step 5: Solve for x
    x = 42,383,274,582,593,432/172,399,058.10
  6. Step 6: Final answer
    x = 245,844,003.15

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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.