Home / 5,458,754,133.60-8,188,131,200.40-1,778,631,496.80

Finding the Fourth Proportional to 5,458,754,133.60, 8,188,131,200.40 and 1,778,631,496.80

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Solution

The fourth proportional to 5,458,754,133.60, 8,188,131,200.40 and 1,778,631,496.80 is: 2,667,947,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,754,133.60 : 8,188,131,200.40 = 1,778,631,496.80 : x
  2. Step 2: Convert to fraction form
    5,458,754,133.60/8,188,131,200.40 = 1,778,631,496.80/x
  3. Step 3: Cross multiply
    5,458,754,133.60x = 8,188,131,200.40 × 1,778,631,496.80
  4. Step 4: Simplify right side
    5,458,754,133.60x = 14,563,668,052,962,232,320
  5. Step 5: Solve for x
    x = 14,563,668,052,962,232,320/5,458,754,133.60
  6. Step 6: Final answer
    x = 2,667,947,245.20

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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.