Home / 98,260,511.40-147,390,767.10-75,585,695.40

Finding the Fourth Proportional to 98,260,511.40, 147,390,767.10 and 75,585,695.40

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Solution

The fourth proportional to 98,260,511.40, 147,390,767.10 and 75,585,695.40 is: 113,378,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,260,511.40 : 147,390,767.10 = 75,585,695.40 : x
  2. Step 2: Convert to fraction form
    98,260,511.40/147,390,767.10 = 75,585,695.40/x
  3. Step 3: Cross multiply
    98,260,511.40x = 147,390,767.10 × 75,585,695.40
  4. Step 4: Simplify right side
    98,260,511.40x = 11,140,633,626,792,942
  5. Step 5: Solve for x
    x = 11,140,633,626,792,942/98,260,511.40
  6. Step 6: Final answer
    x = 113,378,543.10

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Double scale
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Similar ratio
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1.5x scale

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.