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Finding the Third Proportional to 75,132,090 and 113,289,390

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Solution

The third proportional to 75,132,090 and 113,289,390 is: 170,825,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,132,090 : 113,289,390 = 113,289,390 : x
  2. Step 2: Convert to fraction form
    75,132,090/113,289,390 = 113,289,390/x
  3. Step 3: Cross multiply
    75,132,090x = 113,289,390 × 113,289,390
  4. Step 4: Simplify right side
    75,132,090x = 12,834,485,886,572,100
  5. Step 5: Solve for x
    x = 12,834,485,886,572,100/75,132,090
  6. Step 6: Final answer
    x = 170,825,620.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.