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Finding the Third Proportional to 42,443,904 and 90,938,484

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Solution

The third proportional to 42,443,904 and 90,938,484 is: 194,840,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,443,904 : 90,938,484 = 90,938,484 : x
  2. Step 2: Convert to fraction form
    42,443,904/90,938,484 = 90,938,484/x
  3. Step 3: Cross multiply
    42,443,904x = 90,938,484 × 90,938,484
  4. Step 4: Simplify right side
    42,443,904x = 8,269,807,872,218,256
  5. Step 5: Solve for x
    x = 8,269,807,872,218,256/42,443,904
  6. Step 6: Final answer
    x = 194,840,886.27

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.