Home / 309,869,661.82-464,876,298.68-88,543,884.34

Finding the Fourth Proportional to 309,869,661.82, 464,876,298.68 and 88,543,884.34

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Solution

The fourth proportional to 309,869,661.82, 464,876,298.68 and 88,543,884.34 is: 132,836,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,869,661.82 : 464,876,298.68 = 88,543,884.34 : x
  2. Step 2: Convert to fraction form
    309,869,661.82/464,876,298.68 = 88,543,884.34/x
  3. Step 3: Cross multiply
    309,869,661.82x = 464,876,298.68 × 88,543,884.34
  4. Step 4: Simplify right side
    309,869,661.82x = 41,161,953,221,124,312
  5. Step 5: Solve for x
    x = 41,161,953,221,124,312/309,869,661.82
  6. Step 6: Final answer
    x = 132,836,344.74

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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.