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Finding the Third Proportional to 68,145,088 and 148,779,042

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Solution

The third proportional to 68,145,088 and 148,779,042 is: 324,824,635.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,145,088 : 148,779,042 = 148,779,042 : x
  2. Step 2: Convert to fraction form
    68,145,088/148,779,042 = 148,779,042/x
  3. Step 3: Cross multiply
    68,145,088x = 148,779,042 × 148,779,042
  4. Step 4: Simplify right side
    68,145,088x = 22,135,203,338,437,764
  5. Step 5: Solve for x
    x = 22,135,203,338,437,764/68,145,088
  6. Step 6: Final answer
    x = 324,824,635.03

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.