Home / 146,808,321.08-202,608,393.56-80,740,460.48

Finding the Fourth Proportional to 146,808,321.08, 202,608,393.56 and 80,740,460.48

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Solution

The fourth proportional to 146,808,321.08, 202,608,393.56 and 80,740,460.48 is: 111,428,935.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,808,321.08 : 202,608,393.56 = 80,740,460.48 : x
  2. Step 2: Convert to fraction form
    146,808,321.08/202,608,393.56 = 80,740,460.48/x
  3. Step 3: Cross multiply
    146,808,321.08x = 202,608,393.56 × 80,740,460.48
  4. Step 4: Simplify right side
    146,808,321.08x = 16,358,694,993,147,468
  5. Step 5: Solve for x
    x = 16,358,694,993,147,468/146,808,321.08
  6. Step 6: Final answer
    x = 111,428,935.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.