Home / 98,603,863.20-147,622,359.60-60,340,111.20

Finding the Fourth Proportional to 98,603,863.20, 147,622,359.60 and 60,340,111.20

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Solution

The fourth proportional to 98,603,863.20, 147,622,359.60 and 60,340,111.20 is: 90,336,720.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,603,863.20 : 147,622,359.60 = 60,340,111.20 : x
  2. Step 2: Convert to fraction form
    98,603,863.20/147,622,359.60 = 60,340,111.20/x
  3. Step 3: Cross multiply
    98,603,863.20x = 147,622,359.60 × 60,340,111.20
  4. Step 4: Simplify right side
    98,603,863.20x = 8,907,549,593,870,388
  5. Step 5: Solve for x
    x = 8,907,549,593,870,388/98,603,863.20
  6. Step 6: Final answer
    x = 90,336,720.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.