Home / 475,367,078.70-713,050,618.05-217,086,752.70

Finding the Fourth Proportional to 475,367,078.70, 713,050,618.05 and 217,086,752.70

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Solution

The fourth proportional to 475,367,078.70, 713,050,618.05 and 217,086,752.70 is: 325,630,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,367,078.70 : 713,050,618.05 = 217,086,752.70 : x
  2. Step 2: Convert to fraction form
    475,367,078.70/713,050,618.05 = 217,086,752.70/x
  3. Step 3: Cross multiply
    475,367,078.70x = 713,050,618.05 × 217,086,752.70
  4. Step 4: Simplify right side
    475,367,078.70x = 154,793,843,183,202,496
  5. Step 5: Solve for x
    x = 154,793,843,183,202,496/475,367,078.70
  6. Step 6: Final answer
    x = 325,630,129.05

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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.