Home / 521,795,614.59-782,672,993.91-176,749,241.13

Finding the Fourth Proportional to 521,795,614.59, 782,672,993.91 and 176,749,241.13

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Solution

The fourth proportional to 521,795,614.59, 782,672,993.91 and 176,749,241.13 is: 265,116,942.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,795,614.59 : 782,672,993.91 = 176,749,241.13 : x
  2. Step 2: Convert to fraction form
    521,795,614.59/782,672,993.91 = 176,749,241.13/x
  3. Step 3: Cross multiply
    521,795,614.59x = 782,672,993.91 × 176,749,241.13
  4. Step 4: Simplify right side
    521,795,614.59x = 138,336,857,726,537,600
  5. Step 5: Solve for x
    x = 138,336,857,726,537,600/521,795,614.59
  6. Step 6: Final answer
    x = 265,116,942.07

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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.