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Finding the Third Proportional to 30,281,712 and 45,411,432

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Solution

The third proportional to 30,281,712 and 45,411,432 is: 68,100,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281,712 : 45,411,432 = 45,411,432 : x
  2. Step 2: Convert to fraction form
    30,281,712/45,411,432 = 45,411,432/x
  3. Step 3: Cross multiply
    30,281,712x = 45,411,432 × 45,411,432
  4. Step 4: Simplify right side
    30,281,712x = 2,062,198,156,290,624
  5. Step 5: Solve for x
    x = 2,062,198,156,290,624/30,281,712
  6. Step 6: Final answer
    x = 68,100,448.10

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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.