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Finding the Third Proportional to 728,582,404 and 1,119,191,748

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Solution

The third proportional to 728,582,404 and 1,119,191,748 is: 1,719,215,509.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,582,404 : 1,119,191,748 = 1,119,191,748 : x
  2. Step 2: Convert to fraction form
    728,582,404/1,119,191,748 = 1,119,191,748/x
  3. Step 3: Cross multiply
    728,582,404x = 1,119,191,748 × 1,119,191,748
  4. Step 4: Simplify right side
    728,582,404x = 1,252,590,168,791,295,488
  5. Step 5: Solve for x
    x = 1,252,590,168,791,295,488/728,582,404
  6. Step 6: Final answer
    x = 1,719,215,509.34

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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.