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Finding the Fourth Proportional to 3,246,607,340.40, 4,869,911,010.60 and 3,246,607,340.40

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Solution

The fourth proportional to 3,246,607,340.40, 4,869,911,010.60 and 3,246,607,340.40 is: 4,869,911,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,607,340.40 : 4,869,911,010.60 = 3,246,607,340.40 : x
  2. Step 2: Convert to fraction form
    3,246,607,340.40/4,869,911,010.60 = 3,246,607,340.40/x
  3. Step 3: Cross multiply
    3,246,607,340.40x = 4,869,911,010.60 × 3,246,607,340.40
  4. Step 4: Simplify right side
    3,246,607,340.40x = 15,810,688,834,108,743,680
  5. Step 5: Solve for x
    x = 15,810,688,834,108,743,680/3,246,607,340.40
  6. Step 6: Final answer
    x = 4,869,911,010.60

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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.