Home / 90,058,184.31-124,280,400.60-48,805,076.69

Finding the Fourth Proportional to 90,058,184.31, 124,280,400.60 and 48,805,076.69

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Solution

The fourth proportional to 90,058,184.31, 124,280,400.60 and 48,805,076.69 is: 67,351,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,184.31 : 124,280,400.60 = 48,805,076.69 : x
  2. Step 2: Convert to fraction form
    90,058,184.31/124,280,400.60 = 48,805,076.69/x
  3. Step 3: Cross multiply
    90,058,184.31x = 124,280,400.60 × 48,805,076.69
  4. Step 4: Simplify right side
    90,058,184.31x = 6,065,514,481,725,520
  5. Step 5: Solve for x
    x = 6,065,514,481,725,520/90,058,184.31
  6. Step 6: Final answer
    x = 67,351,063.41

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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.