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Finding the Third Proportional to 136,462,878 and 195,143,526

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Solution

The third proportional to 136,462,878 and 195,143,526 is: 279,057,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,462,878 : 195,143,526 = 195,143,526 : x
  2. Step 2: Convert to fraction form
    136,462,878/195,143,526 = 195,143,526/x
  3. Step 3: Cross multiply
    136,462,878x = 195,143,526 × 195,143,526
  4. Step 4: Simplify right side
    136,462,878x = 38,080,995,739,712,672
  5. Step 5: Solve for x
    x = 38,080,995,739,712,672/136,462,878
  6. Step 6: Final answer
    x = 279,057,545.16

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.