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Finding the Third Proportional to 30,867,536 and 45,377,660

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Solution

The third proportional to 30,867,536 and 45,377,660 is: 66,708,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,867,536 : 45,377,660 = 45,377,660 : x
  2. Step 2: Convert to fraction form
    30,867,536/45,377,660 = 45,377,660/x
  3. Step 3: Cross multiply
    30,867,536x = 45,377,660 × 45,377,660
  4. Step 4: Simplify right side
    30,867,536x = 2,059,132,027,075,600
  5. Step 5: Solve for x
    x = 2,059,132,027,075,600/30,867,536
  6. Step 6: Final answer
    x = 66,708,662.04

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.