Home / 90,058,185.33-124,280,402.07-48,805,077.71

Finding the Fourth Proportional to 90,058,185.33, 124,280,402.07 and 48,805,077.71

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Solution

The fourth proportional to 90,058,185.33, 124,280,402.07 and 48,805,077.71 is: 67,351,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,185.33 : 124,280,402.07 = 48,805,077.71 : x
  2. Step 2: Convert to fraction form
    90,058,185.33/124,280,402.07 = 48,805,077.71/x
  3. Step 3: Cross multiply
    90,058,185.33x = 124,280,402.07 × 48,805,077.71
  4. Step 4: Simplify right side
    90,058,185.33x = 6,065,514,680,234,992
  5. Step 5: Solve for x
    x = 6,065,514,680,234,992/90,058,185.33
  6. Step 6: Final answer
    x = 67,351,064.85

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1.5x scale

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.