Home / 404,749,084.14-558,553,618.62-219,109,963.14

Finding the Fourth Proportional to 404,749,084.14, 558,553,618.62 and 219,109,963.14

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Solution

The fourth proportional to 404,749,084.14, 558,553,618.62 and 219,109,963.14 is: 302,371,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,749,084.14 : 558,553,618.62 = 219,109,963.14 : x
  2. Step 2: Convert to fraction form
    404,749,084.14/558,553,618.62 = 219,109,963.14/x
  3. Step 3: Cross multiply
    404,749,084.14x = 558,553,618.62 × 219,109,963.14
  4. Step 4: Simplify right side
    404,749,084.14x = 122,384,662,787,541,808
  5. Step 5: Solve for x
    x = 122,384,662,787,541,808/404,749,084.14
  6. Step 6: Final answer
    x = 302,371,685.53

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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.