Home / 465,181,285.60-641,954,479.39-256,344,901.84

Finding the Fourth Proportional to 465,181,285.60, 641,954,479.39 and 256,344,901.84

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Solution

The fourth proportional to 465,181,285.60, 641,954,479.39 and 256,344,901.84 is: 353,758,337.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,181,285.60 : 641,954,479.39 = 256,344,901.84 : x
  2. Step 2: Convert to fraction form
    465,181,285.60/641,954,479.39 = 256,344,901.84/x
  3. Step 3: Cross multiply
    465,181,285.60x = 641,954,479.39 × 256,344,901.84
  4. Step 4: Simplify right side
    465,181,285.60x = 164,561,758,006,580,096
  5. Step 5: Solve for x
    x = 164,561,758,006,580,096/465,181,285.60
  6. Step 6: Final answer
    x = 353,758,337.02

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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.