Home / 653,840,844.94-980,764,879.56-162,554,115.16

Finding the Fourth Proportional to 653,840,844.94, 980,764,879.56 and 162,554,115.16

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Solution

The fourth proportional to 653,840,844.94, 980,764,879.56 and 162,554,115.16 is: 243,832,070.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,840,844.94 : 980,764,879.56 = 162,554,115.16 : x
  2. Step 2: Convert to fraction form
    653,840,844.94/980,764,879.56 = 162,554,115.16/x
  3. Step 3: Cross multiply
    653,840,844.94x = 980,764,879.56 × 162,554,115.16
  4. Step 4: Simplify right side
    653,840,844.94x = 159,427,367,176,879,744
  5. Step 5: Solve for x
    x = 159,427,367,176,879,744/653,840,844.94
  6. Step 6: Final answer
    x = 243,832,070.77

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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.