Home / 362,016,999.60-543,025,499.40-131,993,588.40

Finding the Fourth Proportional to 362,016,999.60, 543,025,499.40 and 131,993,588.40

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Solution

The fourth proportional to 362,016,999.60, 543,025,499.40 and 131,993,588.40 is: 197,990,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,016,999.60 : 543,025,499.40 = 131,993,588.40 : x
  2. Step 2: Convert to fraction form
    362,016,999.60/543,025,499.40 = 131,993,588.40/x
  3. Step 3: Cross multiply
    362,016,999.60x = 543,025,499.40 × 131,993,588.40
  4. Step 4: Simplify right side
    362,016,999.60x = 71,675,884,258,508,048
  5. Step 5: Solve for x
    x = 71,675,884,258,508,048/362,016,999.60
  6. Step 6: Final answer
    x = 197,990,382.60

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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.