Home / 3,438,006,890.70-5,157,010,336.05-984,343,793.70

Finding the Fourth Proportional to 3,438,006,890.70, 5,157,010,336.05 and 984,343,793.70

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Solution

The fourth proportional to 3,438,006,890.70, 5,157,010,336.05 and 984,343,793.70 is: 1,476,515,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,006,890.70 : 5,157,010,336.05 = 984,343,793.70 : x
  2. Step 2: Convert to fraction form
    3,438,006,890.70/5,157,010,336.05 = 984,343,793.70/x
  3. Step 3: Cross multiply
    3,438,006,890.70x = 5,157,010,336.05 × 984,343,793.70
  4. Step 4: Simplify right side
    3,438,006,890.70x = 5,076,271,118,337,569,792
  5. Step 5: Solve for x
    x = 5,076,271,118,337,569,792/3,438,006,890.70
  6. Step 6: Final answer
    x = 1,476,515,690.55

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Double scale
Find fourth proportional to 3,438,006,891.70, 5,157,010,337.55 and 984,343,794.70
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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.