Home / 605,596,327.36-835,878,426.18-394,429,367

Finding the Fourth Proportional to 605,596,327.36, 835,878,426.18 and 394,429,367

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Solution

The fourth proportional to 605,596,327.36, 835,878,426.18 and 394,429,367 is: 544,413,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,596,327.36 : 835,878,426.18 = 394,429,367 : x
  2. Step 2: Convert to fraction form
    605,596,327.36/835,878,426.18 = 394,429,367/x
  3. Step 3: Cross multiply
    605,596,327.36x = 835,878,426.18 × 394,429,367
  4. Step 4: Simplify right side
    605,596,327.36x = 329,694,998,527,133,632
  5. Step 5: Solve for x
    x = 329,694,998,527,133,632/605,596,327.36
  6. Step 6: Final answer
    x = 544,413,801.13

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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.