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Finding the Third Proportional to 279,507,730 and 605,597,371

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Solution

The third proportional to 279,507,730 and 605,597,371 is: 1,312,121,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,507,730 : 605,597,371 = 605,597,371 : x
  2. Step 2: Convert to fraction form
    279,507,730/605,597,371 = 605,597,371/x
  3. Step 3: Cross multiply
    279,507,730x = 605,597,371 × 605,597,371
  4. Step 4: Simplify right side
    279,507,730x = 366,748,175,762,111,616
  5. Step 5: Solve for x
    x = 366,748,175,762,111,616/279,507,730
  6. Step 6: Final answer
    x = 1,312,121,764.08

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.