Home / 5,038,858,128.80-7,558,287,193.20-2,458,967,952.80

Finding the Fourth Proportional to 5,038,858,128.80, 7,558,287,193.20 and 2,458,967,952.80

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Solution

The fourth proportional to 5,038,858,128.80, 7,558,287,193.20 and 2,458,967,952.80 is: 3,688,451,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,858,128.80 : 7,558,287,193.20 = 2,458,967,952.80 : x
  2. Step 2: Convert to fraction form
    5,038,858,128.80/7,558,287,193.20 = 2,458,967,952.80/x
  3. Step 3: Cross multiply
    5,038,858,128.80x = 7,558,287,193.20 × 2,458,967,952.80
  4. Step 4: Simplify right side
    5,038,858,128.80x = 18,585,585,986,137,464,832
  5. Step 5: Solve for x
    x = 18,585,585,986,137,464,832/5,038,858,128.80
  6. Step 6: Final answer
    x = 3,688,451,929.20

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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.