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Finding the Third Proportional to 57,871,127 and 124,828,711

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Solution

The third proportional to 57,871,127 and 124,828,711 is: 269,257,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,871,127 : 124,828,711 = 124,828,711 : x
  2. Step 2: Convert to fraction form
    57,871,127/124,828,711 = 124,828,711/x
  3. Step 3: Cross multiply
    57,871,127x = 124,828,711 × 124,828,711
  4. Step 4: Simplify right side
    57,871,127x = 15,582,207,089,921,520
  5. Step 5: Solve for x
    x = 15,582,207,089,921,520/57,871,127
  6. Step 6: Final answer
    x = 269,257,018.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.