Home / 396,043,998.24-594,187,639.92-189,046,547.76

Finding the Fourth Proportional to 396,043,998.24, 594,187,639.92 and 189,046,547.76

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Solution

The fourth proportional to 396,043,998.24, 594,187,639.92 and 189,046,547.76 is: 283,627,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,043,998.24 : 594,187,639.92 = 189,046,547.76 : x
  2. Step 2: Convert to fraction form
    396,043,998.24/594,187,639.92 = 189,046,547.76/x
  3. Step 3: Cross multiply
    396,043,998.24x = 594,187,639.92 × 189,046,547.76
  4. Step 4: Simplify right side
    396,043,998.24x = 112,329,122,048,537,952
  5. Step 5: Solve for x
    x = 112,329,122,048,537,952/396,043,998.24
  6. Step 6: Final answer
    x = 283,627,886.16

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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.