Home / 3,149,280,143.10-4,723,920,214.65-3,103,363,640.70

Finding the Fourth Proportional to 3,149,280,143.10, 4,723,920,214.65 and 3,103,363,640.70

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Solution

The fourth proportional to 3,149,280,143.10, 4,723,920,214.65 and 3,103,363,640.70 is: 4,655,045,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,280,143.10 : 4,723,920,214.65 = 3,103,363,640.70 : x
  2. Step 2: Convert to fraction form
    3,149,280,143.10/4,723,920,214.65 = 3,103,363,640.70/x
  3. Step 3: Cross multiply
    3,149,280,143.10x = 4,723,920,214.65 × 3,103,363,640.70
  4. Step 4: Simplify right side
    3,149,280,143.10x = 14,660,042,235,712,546,816
  5. Step 5: Solve for x
    x = 14,660,042,235,712,546,816/3,149,280,143.10
  6. Step 6: Final answer
    x = 4,655,045,461.05

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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.