Home / 90,847,904.10-136,271,856.15-52,584,152.10

Finding the Fourth Proportional to 90,847,904.10, 136,271,856.15 and 52,584,152.10

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Solution

The fourth proportional to 90,847,904.10, 136,271,856.15 and 52,584,152.10 is: 78,876,228.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,847,904.10 : 136,271,856.15 = 52,584,152.10 : x
  2. Step 2: Convert to fraction form
    90,847,904.10/136,271,856.15 = 52,584,152.10/x
  3. Step 3: Cross multiply
    90,847,904.10x = 136,271,856.15 × 52,584,152.10
  4. Step 4: Simplify right side
    90,847,904.10x = 7,165,740,010,740,921
  5. Step 5: Solve for x
    x = 7,165,740,010,740,921/90,847,904.10
  6. Step 6: Final answer
    x = 78,876,228.15

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Double scale
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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.