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Finding the Third Proportional to 555,806,160 and 817,542,432

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Solution

The third proportional to 555,806,160 and 817,542,432 is: 1,202,533,682.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,806,160 : 817,542,432 = 817,542,432 : x
  2. Step 2: Convert to fraction form
    555,806,160/817,542,432 = 817,542,432/x
  3. Step 3: Cross multiply
    555,806,160x = 817,542,432 × 817,542,432
  4. Step 4: Simplify right side
    555,806,160x = 668,375,628,120,474,624
  5. Step 5: Solve for x
    x = 668,375,628,120,474,624/555,806,160
  6. Step 6: Final answer
    x = 1,202,533,682.10

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.