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Finding the Third Proportional to 485,141,303.25 and 1,055,284,381.13

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Solution

The third proportional to 485,141,303.25 and 1,055,284,381.13 is: 2,295,465,501.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,141,303.25 : 1,055,284,381.13 = 1,055,284,381.13 : x
  2. Step 2: Convert to fraction form
    485,141,303.25/1,055,284,381.13 = 1,055,284,381.13/x
  3. Step 3: Cross multiply
    485,141,303.25x = 1,055,284,381.13 × 1,055,284,381.13
  4. Step 4: Simplify right side
    485,141,303.25x = 1,113,625,125,046,374,272
  5. Step 5: Solve for x
    x = 1,113,625,125,046,374,272/485,141,303.25
  6. Step 6: Final answer
    x = 2,295,465,501.67

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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.