Home / 90,058,186.08-124,280,403.10-48,805,078.46

Finding the Fourth Proportional to 90,058,186.08, 124,280,403.10 and 48,805,078.46

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Solution

The fourth proportional to 90,058,186.08, 124,280,403.10 and 48,805,078.46 is: 67,351,065.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,186.08 : 124,280,403.10 = 48,805,078.46 : x
  2. Step 2: Convert to fraction form
    90,058,186.08/124,280,403.10 = 48,805,078.46/x
  3. Step 3: Cross multiply
    90,058,186.08x = 124,280,403.10 × 48,805,078.46
  4. Step 4: Simplify right side
    90,058,186.08x = 6,065,514,823,592,512
  5. Step 5: Solve for x
    x = 6,065,514,823,592,512/90,058,186.08
  6. Step 6: Final answer
    x = 67,351,065.88

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Why These Related Problems?

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