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Finding the Third Proportional to 115,254,264 and 251,570,979

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Solution

The third proportional to 115,254,264 and 251,570,979 is: 549,115,974.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,254,264 : 251,570,979 = 251,570,979 : x
  2. Step 2: Convert to fraction form
    115,254,264/251,570,979 = 251,570,979/x
  3. Step 3: Cross multiply
    115,254,264x = 251,570,979 × 251,570,979
  4. Step 4: Simplify right side
    115,254,264x = 63,287,957,475,018,440
  5. Step 5: Solve for x
    x = 63,287,957,475,018,440/115,254,264
  6. Step 6: Final answer
    x = 549,115,974.36

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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.