Home / 304,879,575.90-457,319,363.85-219,423,863.10

Finding the Fourth Proportional to 304,879,575.90, 457,319,363.85 and 219,423,863.10

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Solution

The fourth proportional to 304,879,575.90, 457,319,363.85 and 219,423,863.10 is: 329,135,794.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,879,575.90 : 457,319,363.85 = 219,423,863.10 : x
  2. Step 2: Convert to fraction form
    304,879,575.90/457,319,363.85 = 219,423,863.10/x
  3. Step 3: Cross multiply
    304,879,575.90x = 457,319,363.85 × 219,423,863.10
  4. Step 4: Simplify right side
    304,879,575.90x = 100,346,781,486,401,488
  5. Step 5: Solve for x
    x = 100,346,781,486,401,488/304,879,575.90
  6. Step 6: Final answer
    x = 329,135,794.65

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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.