Home / 90,723,015.40-136,084,523.10-33,196,167.40

Finding the Fourth Proportional to 90,723,015.40, 136,084,523.10 and 33,196,167.40

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Solution

The fourth proportional to 90,723,015.40, 136,084,523.10 and 33,196,167.40 is: 49,794,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,723,015.40 : 136,084,523.10 = 33,196,167.40 : x
  2. Step 2: Convert to fraction form
    90,723,015.40/136,084,523.10 = 33,196,167.40/x
  3. Step 3: Cross multiply
    90,723,015.40x = 136,084,523.10 × 33,196,167.40
  4. Step 4: Simplify right side
    90,723,015.40x = 4,517,484,609,376,767
  5. Step 5: Solve for x
    x = 4,517,484,609,376,767/90,723,015.40
  6. Step 6: Final answer
    x = 49,794,251.10

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Double scale
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Similar ratio
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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.