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Finding the Third Proportional to 209,470,360 and 452,262,920

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Solution

The third proportional to 209,470,360 and 452,262,920 is: 976,471,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,470,360 : 452,262,920 = 452,262,920 : x
  2. Step 2: Convert to fraction form
    209,470,360/452,262,920 = 452,262,920/x
  3. Step 3: Cross multiply
    209,470,360x = 452,262,920 × 452,262,920
  4. Step 4: Simplify right side
    209,470,360x = 204,541,748,806,926,400
  5. Step 5: Solve for x
    x = 204,541,748,806,926,400/209,470,360
  6. Step 6: Final answer
    x = 976,471,080.71

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.