Home / 568,035,760.63-783,829,606.84-329,834,382.78

Finding the Fourth Proportional to 568,035,760.63, 783,829,606.84 and 329,834,382.78

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Solution

The fourth proportional to 568,035,760.63, 783,829,606.84 and 329,834,382.78 is: 455,136,758.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,035,760.63 : 783,829,606.84 = 329,834,382.78 : x
  2. Step 2: Convert to fraction form
    568,035,760.63/783,829,606.84 = 329,834,382.78/x
  3. Step 3: Cross multiply
    568,035,760.63x = 783,829,606.84 × 329,834,382.78
  4. Step 4: Simplify right side
    568,035,760.63x = 258,533,954,571,193,152
  5. Step 5: Solve for x
    x = 258,533,954,571,193,152/568,035,760.63
  6. Step 6: Final answer
    x = 455,136,758.09

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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.