Home / 200,360,956.50-306,500,053.13

Finding the Third Proportional to 200,360,956.50 and 306,500,053.13

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Solution

The third proportional to 200,360,956.50 and 306,500,053.13 is: 468,865,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,360,956.50 : 306,500,053.13 = 306,500,053.13 : x
  2. Step 2: Convert to fraction form
    200,360,956.50/306,500,053.13 = 306,500,053.13/x
  3. Step 3: Cross multiply
    200,360,956.50x = 306,500,053.13 × 306,500,053.13
  4. Step 4: Simplify right side
    200,360,956.50x = 93,942,282,565,627,824
  5. Step 5: Solve for x
    x = 93,942,282,565,627,824/200,360,956.50
  6. Step 6: Final answer
    x = 468,865,213.10

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.