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Finding the Third Proportional to 57,640,828 and 125,516,020

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Solution

The third proportional to 57,640,828 and 125,516,020 is: 273,317,921.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,640,828 : 125,516,020 = 125,516,020 : x
  2. Step 2: Convert to fraction form
    57,640,828/125,516,020 = 125,516,020/x
  3. Step 3: Cross multiply
    57,640,828x = 125,516,020 × 125,516,020
  4. Step 4: Simplify right side
    57,640,828x = 15,754,271,276,640,400
  5. Step 5: Solve for x
    x = 15,754,271,276,640,400/57,640,828
  6. Step 6: Final answer
    x = 273,317,921.05

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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.