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Finding the Third Proportional to 40,069,947 and 63,500,490

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Solution

The third proportional to 40,069,947 and 63,500,490 is: 100,631,833.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,069,947 : 63,500,490 = 63,500,490 : x
  2. Step 2: Convert to fraction form
    40,069,947/63,500,490 = 63,500,490/x
  3. Step 3: Cross multiply
    40,069,947x = 63,500,490 × 63,500,490
  4. Step 4: Simplify right side
    40,069,947x = 4,032,312,230,240,100
  5. Step 5: Solve for x
    x = 4,032,312,230,240,100/40,069,947
  6. Step 6: Final answer
    x = 100,631,833.38

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.