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Finding the Third Proportional to 572,314,392 and 1,239,707,031.75

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Solution

The third proportional to 572,314,392 and 1,239,707,031.75 is: 2,685,365,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,314,392 : 1,239,707,031.75 = 1,239,707,031.75 : x
  2. Step 2: Convert to fraction form
    572,314,392/1,239,707,031.75 = 1,239,707,031.75/x
  3. Step 3: Cross multiply
    572,314,392x = 1,239,707,031.75 × 1,239,707,031.75
  4. Step 4: Simplify right side
    572,314,392x = 1,536,873,524,570,395,392
  5. Step 5: Solve for x
    x = 1,536,873,524,570,395,392/572,314,392
  6. Step 6: Final answer
    x = 2,685,365,851.45

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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.