Home / 565,521,778.45-848,282,667.68-293,423,986.45

Finding the Fourth Proportional to 565,521,778.45, 848,282,667.68 and 293,423,986.45

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Solution

The fourth proportional to 565,521,778.45, 848,282,667.68 and 293,423,986.45 is: 440,135,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,521,778.45 : 848,282,667.68 = 293,423,986.45 : x
  2. Step 2: Convert to fraction form
    565,521,778.45/848,282,667.68 = 293,423,986.45/x
  3. Step 3: Cross multiply
    565,521,778.45x = 848,282,667.68 × 293,423,986.45
  4. Step 4: Simplify right side
    565,521,778.45x = 248,906,481,987,106,144
  5. Step 5: Solve for x
    x = 248,906,481,987,106,144/565,521,778.45
  6. Step 6: Final answer
    x = 440,135,979.68

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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.