Home / 90,058,200.84-124,280,423.40-48,805,093.22

Finding the Fourth Proportional to 90,058,200.84, 124,280,423.40 and 48,805,093.22

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Solution

The fourth proportional to 90,058,200.84, 124,280,423.40 and 48,805,093.22 is: 67,351,086.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,200.84 : 124,280,423.40 = 48,805,093.22 : x
  2. Step 2: Convert to fraction form
    90,058,200.84/124,280,423.40 = 48,805,093.22/x
  3. Step 3: Cross multiply
    90,058,200.84x = 124,280,423.40 × 48,805,093.22
  4. Step 4: Simplify right side
    90,058,200.84x = 6,065,517,648,836,668
  5. Step 5: Solve for x
    x = 6,065,517,648,836,668/90,058,200.84
  6. Step 6: Final answer
    x = 67,351,086.21

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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.