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Finding the Third Proportional to 30,663,938 and 67,549,894

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Solution

The third proportional to 30,663,938 and 67,549,894 is: 148,806,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,663,938 : 67,549,894 = 67,549,894 : x
  2. Step 2: Convert to fraction form
    30,663,938/67,549,894 = 67,549,894/x
  3. Step 3: Cross multiply
    30,663,938x = 67,549,894 × 67,549,894
  4. Step 4: Simplify right side
    30,663,938x = 4,562,988,179,411,236
  5. Step 5: Solve for x
    x = 4,562,988,179,411,236/30,663,938
  6. Step 6: Final answer
    x = 148,806,333.34

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.