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Finding the Third Proportional to 57,042,365 and 124,537,615

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Solution

The third proportional to 57,042,365 and 124,537,615 is: 271,896,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,042,365 : 124,537,615 = 124,537,615 : x
  2. Step 2: Convert to fraction form
    57,042,365/124,537,615 = 124,537,615/x
  3. Step 3: Cross multiply
    57,042,365x = 124,537,615 × 124,537,615
  4. Step 4: Simplify right side
    57,042,365x = 15,509,617,549,888,224
  5. Step 5: Solve for x
    x = 15,509,617,549,888,224/57,042,365
  6. Step 6: Final answer
    x = 271,896,467.65

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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.