Home / 90,058,180.16-124,280,394.91-48,805,072.54

Finding the Fourth Proportional to 90,058,180.16, 124,280,394.91 and 48,805,072.54

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Solution

The fourth proportional to 90,058,180.16, 124,280,394.91 and 48,805,072.54 is: 67,351,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,180.16 : 124,280,394.91 = 48,805,072.54 : x
  2. Step 2: Convert to fraction form
    90,058,180.16/124,280,394.91 = 48,805,072.54/x
  3. Step 3: Cross multiply
    90,058,180.16x = 124,280,394.91 × 48,805,072.54
  4. Step 4: Simplify right side
    90,058,180.16x = 6,065,513,688,449,683
  5. Step 5: Solve for x
    x = 6,065,513,688,449,683/90,058,180.16
  6. Step 6: Final answer
    x = 67,351,057.70

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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.