Home / 5,458,752,378.40-8,188,128,567.60-5,377,123,040.80

Finding the Fourth Proportional to 5,458,752,378.40, 8,188,128,567.60 and 5,377,123,040.80

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Solution

The fourth proportional to 5,458,752,378.40, 8,188,128,567.60 and 5,377,123,040.80 is: 8,065,684,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,752,378.40 : 8,188,128,567.60 = 5,377,123,040.80 : x
  2. Step 2: Convert to fraction form
    5,458,752,378.40/8,188,128,567.60 = 5,377,123,040.80/x
  3. Step 3: Cross multiply
    5,458,752,378.40x = 8,188,128,567.60 × 5,377,123,040.80
  4. Step 4: Simplify right side
    5,458,752,378.40x = 44,028,574,781,874,667,520
  5. Step 5: Solve for x
    x = 44,028,574,781,874,667,520/5,458,752,378.40
  6. Step 6: Final answer
    x = 8,065,684,561.20

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Double scale
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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.