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Finding the Third Proportional to 209,707,364 and 314,561,073

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Solution

The third proportional to 209,707,364 and 314,561,073 is: 471,841,650.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,707,364 : 314,561,073 = 314,561,073 : x
  2. Step 2: Convert to fraction form
    209,707,364/314,561,073 = 314,561,073/x
  3. Step 3: Cross multiply
    209,707,364x = 314,561,073 × 314,561,073
  4. Step 4: Simplify right side
    209,707,364x = 98,948,668,646,911,328
  5. Step 5: Solve for x
    x = 98,948,668,646,911,328/209,707,364
  6. Step 6: Final answer
    x = 471,841,650.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.