Home / 798,894,416,200.55-1,198,220,544,717.40-217,428,919,217.70

Finding the Fourth Proportional to 798,894,416,200.55, 1,198,220,544,717.40 and 217,428,919,217.70

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Solution

The fourth proportional to 798,894,416,200.55, 1,198,220,544,717.40 and 217,428,919,217.70 is: 326,110,425,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,894,416,200.55 : 1,198,220,544,717.40 = 217,428,919,217.70 : x
  2. Step 2: Convert to fraction form
    798,894,416,200.55/1,198,220,544,717.40 = 217,428,919,217.70/x
  3. Step 3: Cross multiply
    798,894,416,200.55x = 1,198,220,544,717.40 × 217,428,919,217.70
  4. Step 4: Simplify right side
    798,894,416,200.55x = 260,527,798,022,348,054,986,752
  5. Step 5: Solve for x
    x = 260,527,798,022,348,054,986,752/798,894,416,200.55
  6. Step 6: Final answer
    x = 326,110,425,532.06

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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.