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Finding the Third Proportional to 119,835,259 and 258,182,440

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Solution

The third proportional to 119,835,259 and 258,182,440 is: 556,248,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,835,259 : 258,182,440 = 258,182,440 : x
  2. Step 2: Convert to fraction form
    119,835,259/258,182,440 = 258,182,440/x
  3. Step 3: Cross multiply
    119,835,259x = 258,182,440 × 258,182,440
  4. Step 4: Simplify right side
    119,835,259x = 66,658,172,324,353,600
  5. Step 5: Solve for x
    x = 66,658,172,324,353,600/119,835,259
  6. Step 6: Final answer
    x = 556,248,410.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.