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Finding the Third Proportional to 571,221,745.50 and 1,243,852,164.75

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Solution

The third proportional to 571,221,745.50 and 1,243,852,164.75 is: 2,708,524,701.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,221,745.50 : 1,243,852,164.75 = 1,243,852,164.75 : x
  2. Step 2: Convert to fraction form
    571,221,745.50/1,243,852,164.75 = 1,243,852,164.75/x
  3. Step 3: Cross multiply
    571,221,745.50x = 1,243,852,164.75 × 1,243,852,164.75
  4. Step 4: Simplify right side
    571,221,745.50x = 1,547,168,207,753,261,056
  5. Step 5: Solve for x
    x = 1,547,168,207,753,261,056/571,221,745.50
  6. Step 6: Final answer
    x = 2,708,524,701.56

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.