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Finding the Third Proportional to 255,547,692 and 555,869,982

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Solution

The third proportional to 255,547,692 and 555,869,982 is: 1,209,134,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,547,692 : 555,869,982 = 555,869,982 : x
  2. Step 2: Convert to fraction form
    255,547,692/555,869,982 = 555,869,982/x
  3. Step 3: Cross multiply
    255,547,692x = 555,869,982 × 555,869,982
  4. Step 4: Simplify right side
    255,547,692x = 308,991,436,888,680,320
  5. Step 5: Solve for x
    x = 308,991,436,888,680,320/255,547,692
  6. Step 6: Final answer
    x = 1,209,134,132.54

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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.