Home / 998,013,516.60-1,497,020,274.90-739,733,190.60

Finding the Fourth Proportional to 998,013,516.60, 1,497,020,274.90 and 739,733,190.60

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Solution

The fourth proportional to 998,013,516.60, 1,497,020,274.90 and 739,733,190.60 is: 1,109,599,785.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,013,516.60 : 1,497,020,274.90 = 739,733,190.60 : x
  2. Step 2: Convert to fraction form
    998,013,516.60/1,497,020,274.90 = 739,733,190.60/x
  3. Step 3: Cross multiply
    998,013,516.60x = 1,497,020,274.90 × 739,733,190.60
  4. Step 4: Simplify right side
    998,013,516.60x = 1,107,395,584,344,666,240
  5. Step 5: Solve for x
    x = 1,107,395,584,344,666,240/998,013,516.60
  6. Step 6: Final answer
    x = 1,109,599,785.90

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Double scale
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Similar ratio
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1.5x scale

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.