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Finding the Third Proportional to 119,849,769 and 258,579,666

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Solution

The third proportional to 119,849,769 and 258,579,666 is: 557,893,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,849,769 : 258,579,666 = 258,579,666 : x
  2. Step 2: Convert to fraction form
    119,849,769/258,579,666 = 258,579,666/x
  3. Step 3: Cross multiply
    119,849,769x = 258,579,666 × 258,579,666
  4. Step 4: Simplify right side
    119,849,769x = 66,863,443,668,671,552
  5. Step 5: Solve for x
    x = 66,863,443,668,671,552/119,849,769
  6. Step 6: Final answer
    x = 557,893,805.11

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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.