Home / 647,255,014.53-893,454,822.19-424,251,067.33

Finding the Fourth Proportional to 647,255,014.53, 893,454,822.19 and 424,251,067.33

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Solution

The fourth proportional to 647,255,014.53, 893,454,822.19 and 424,251,067.33 is: 585,625,686.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,255,014.53 : 893,454,822.19 = 424,251,067.33 : x
  2. Step 2: Convert to fraction form
    647,255,014.53/893,454,822.19 = 424,251,067.33/x
  3. Step 3: Cross multiply
    647,255,014.53x = 893,454,822.19 × 424,251,067.33
  4. Step 4: Simplify right side
    647,255,014.53x = 379,049,161,925,242,880
  5. Step 5: Solve for x
    x = 379,049,161,925,242,880/647,255,014.53
  6. Step 6: Final answer
    x = 585,625,686.04

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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.