Home / 565,338,320.25-848,007,790.20-258,415,199.52

Finding the Fourth Proportional to 565,338,320.25, 848,007,790.20 and 258,415,199.52

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Solution

The fourth proportional to 565,338,320.25, 848,007,790.20 and 258,415,199.52 is: 387,622,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,338,320.25 : 848,007,790.20 = 258,415,199.52 : x
  2. Step 2: Convert to fraction form
    565,338,320.25/848,007,790.20 = 258,415,199.52/x
  3. Step 3: Cross multiply
    565,338,320.25x = 848,007,790.20 × 258,415,199.52
  4. Step 4: Simplify right side
    565,338,320.25x = 219,138,102,299,047,328
  5. Step 5: Solve for x
    x = 219,138,102,299,047,328/565,338,320.25
  6. Step 6: Final answer
    x = 387,622,940.90

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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.