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Finding the Third Proportional to 40,692,148 and 56,918,602

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Solution

The third proportional to 40,692,148 and 56,918,602 is: 79,615,537.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,692,148 : 56,918,602 = 56,918,602 : x
  2. Step 2: Convert to fraction form
    40,692,148/56,918,602 = 56,918,602/x
  3. Step 3: Cross multiply
    40,692,148x = 56,918,602 × 56,918,602
  4. Step 4: Simplify right side
    40,692,148x = 3,239,727,253,634,404
  5. Step 5: Solve for x
    x = 3,239,727,253,634,404/40,692,148
  6. Step 6: Final answer
    x = 79,615,537.96

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.