Home / 3,149,280,142.60-4,723,920,213.90-3,103,363,640.20

Finding the Fourth Proportional to 3,149,280,142.60, 4,723,920,213.90 and 3,103,363,640.20

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Solution

The fourth proportional to 3,149,280,142.60, 4,723,920,213.90 and 3,103,363,640.20 is: 4,655,045,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,280,142.60 : 4,723,920,213.90 = 3,103,363,640.20 : x
  2. Step 2: Convert to fraction form
    3,149,280,142.60/4,723,920,213.90 = 3,103,363,640.20/x
  3. Step 3: Cross multiply
    3,149,280,142.60x = 4,723,920,213.90 × 3,103,363,640.20
  4. Step 4: Simplify right side
    3,149,280,142.60x = 14,660,042,231,023,065,088
  5. Step 5: Solve for x
    x = 14,660,042,231,023,065,088/3,149,280,142.60
  6. Step 6: Final answer
    x = 4,655,045,460.30

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Double scale
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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.