Home / 465,181,199.24-641,954,359.65-256,344,815.06

Finding the Fourth Proportional to 465,181,199.24, 641,954,359.65 and 256,344,815.06

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Solution

The fourth proportional to 465,181,199.24, 641,954,359.65 and 256,344,815.06 is: 353,758,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,181,199.24 : 641,954,359.65 = 256,344,815.06 : x
  2. Step 2: Convert to fraction form
    465,181,199.24/641,954,359.65 = 256,344,815.06/x
  3. Step 3: Cross multiply
    465,181,199.24x = 641,954,359.65 × 256,344,815.06
  4. Step 4: Simplify right side
    465,181,199.24x = 164,561,671,601,439,968
  5. Step 5: Solve for x
    x = 164,561,671,601,439,968/465,181,199.24
  6. Step 6: Final answer
    x = 353,758,216.95

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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.