Home / 161,339,047.92-222,666,709.32-91,734,858

Finding the Fourth Proportional to 161,339,047.92, 222,666,709.32 and 91,734,858

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Solution

The fourth proportional to 161,339,047.92, 222,666,709.32 and 91,734,858 is: 126,604,806.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,339,047.92 : 222,666,709.32 = 91,734,858 : x
  2. Step 2: Convert to fraction form
    161,339,047.92/222,666,709.32 = 91,734,858/x
  3. Step 3: Cross multiply
    161,339,047.92x = 222,666,709.32 × 91,734,858
  4. Step 4: Simplify right side
    161,339,047.92x = 20,426,298,960,797,476
  5. Step 5: Solve for x
    x = 20,426,298,960,797,476/161,339,047.92
  6. Step 6: Final answer
    x = 126,604,806.61

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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.