Home / 619,787,911.24-855,296,982.42-341,355,342.52

Finding the Fourth Proportional to 619,787,911.24, 855,296,982.42 and 341,355,342.52

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Solution

The fourth proportional to 619,787,911.24, 855,296,982.42 and 341,355,342.52 is: 471,064,680.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,787,911.24 : 855,296,982.42 = 341,355,342.52 : x
  2. Step 2: Convert to fraction form
    619,787,911.24/855,296,982.42 = 341,355,342.52/x
  3. Step 3: Cross multiply
    619,787,911.24x = 855,296,982.42 × 341,355,342.52
  4. Step 4: Simplify right side
    619,787,911.24x = 291,960,194,390,301,504
  5. Step 5: Solve for x
    x = 291,960,194,390,301,504/619,787,911.24
  6. Step 6: Final answer
    x = 471,064,680.51

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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.