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Finding the Third Proportional to 668,507,448 and 1,466,155,068

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Solution

The third proportional to 668,507,448 and 1,466,155,068 is: 3,215,537,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,507,448 : 1,466,155,068 = 1,466,155,068 : x
  2. Step 2: Convert to fraction form
    668,507,448/1,466,155,068 = 1,466,155,068/x
  3. Step 3: Cross multiply
    668,507,448x = 1,466,155,068 × 1,466,155,068
  4. Step 4: Simplify right side
    668,507,448x = 2,149,610,683,422,084,608
  5. Step 5: Solve for x
    x = 2,149,610,683,422,084,608/668,507,448
  6. Step 6: Final answer
    x = 3,215,537,373.37

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.