Home / 10,099,565,981.70-15,149,348,972.55-4,202,165,204.70

Finding the Fourth Proportional to 10,099,565,981.70, 15,149,348,972.55 and 4,202,165,204.70

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Solution

The fourth proportional to 10,099,565,981.70, 15,149,348,972.55 and 4,202,165,204.70 is: 6,303,247,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099,565,981.70 : 15,149,348,972.55 = 4,202,165,204.70 : x
  2. Step 2: Convert to fraction form
    10,099,565,981.70/15,149,348,972.55 = 4,202,165,204.70/x
  3. Step 3: Cross multiply
    10,099,565,981.70x = 15,149,348,972.55 × 4,202,165,204.70
  4. Step 4: Simplify right side
    10,099,565,981.70x = 63,660,067,126,307,299,328
  5. Step 5: Solve for x
    x = 63,660,067,126,307,299,328/10,099,565,981.70
  6. Step 6: Final answer
    x = 6,303,247,807.05

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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.