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Finding the Third Proportional to 1,935,158,860 and 2,988,287,298

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Solution

The third proportional to 1,935,158,860 and 2,988,287,298 is: 4,614,536,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,158,860 : 2,988,287,298 = 2,988,287,298 : x
  2. Step 2: Convert to fraction form
    1,935,158,860/2,988,287,298 = 2,988,287,298/x
  3. Step 3: Cross multiply
    1,935,158,860x = 2,988,287,298 × 2,988,287,298
  4. Step 4: Simplify right side
    1,935,158,860x = 8,929,860,975,388,140,544
  5. Step 5: Solve for x
    x = 8,929,860,975,388,140,544/1,935,158,860
  6. Step 6: Final answer
    x = 4,614,536,387.67

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.