Home / 91,643,034.67-137,373,751.87-43,033,873.27

Finding the Fourth Proportional to 91,643,034.67, 137,373,751.87 and 43,033,873.27

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Solution

The fourth proportional to 91,643,034.67, 137,373,751.87 and 43,033,873.27 is: 64,508,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,643,034.67 : 137,373,751.87 = 43,033,873.27 : x
  2. Step 2: Convert to fraction form
    91,643,034.67/137,373,751.87 = 43,033,873.27/x
  3. Step 3: Cross multiply
    91,643,034.67x = 137,373,751.87 × 43,033,873.27
  4. Step 4: Simplify right side
    91,643,034.67x = 5,911,724,628,382,837
  5. Step 5: Solve for x
    x = 5,911,724,628,382,837/91,643,034.67
  6. Step 6: Final answer
    x = 64,508,171.84

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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.