Home / 90,247,188.08-124,540,450.81-48,993,019.76

Finding the Fourth Proportional to 90,247,188.08, 124,540,450.81 and 48,993,019.76

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Solution

The fourth proportional to 90,247,188.08, 124,540,450.81 and 48,993,019.76 is: 67,610,004.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,247,188.08 : 124,540,450.81 = 48,993,019.76 : x
  2. Step 2: Convert to fraction form
    90,247,188.08/124,540,450.81 = 48,993,019.76/x
  3. Step 3: Cross multiply
    90,247,188.08x = 124,540,450.81 × 48,993,019.76
  4. Step 4: Simplify right side
    90,247,188.08x = 6,101,612,766,708,454
  5. Step 5: Solve for x
    x = 6,101,612,766,708,454/90,247,188.08
  6. Step 6: Final answer
    x = 67,610,004.22

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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.