Home / 917,996,819.97-1,377,265,393.06-296,200,387.20

Finding the Fourth Proportional to 917,996,819.97, 1,377,265,393.06 and 296,200,387.20

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Solution

The fourth proportional to 917,996,819.97, 1,377,265,393.06 and 296,200,387.20 is: 444,387,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,996,819.97 : 1,377,265,393.06 = 296,200,387.20 : x
  2. Step 2: Convert to fraction form
    917,996,819.97/1,377,265,393.06 = 296,200,387.20/x
  3. Step 3: Cross multiply
    917,996,819.97x = 1,377,265,393.06 × 296,200,387.20
  4. Step 4: Simplify right side
    917,996,819.97x = 407,946,542,705,956,416
  5. Step 5: Solve for x
    x = 407,946,542,705,956,416/917,996,819.97
  6. Step 6: Final answer
    x = 444,387,751.49

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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.