Home / 424,337,531.40-635,230,838.70-251,725,494.60

Finding the Fourth Proportional to 424,337,531.40, 635,230,838.70 and 251,725,494.60

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Solution

The fourth proportional to 424,337,531.40, 635,230,838.70 and 251,725,494.60 is: 376,831,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,337,531.40 : 635,230,838.70 = 251,725,494.60 : x
  2. Step 2: Convert to fraction form
    424,337,531.40/635,230,838.70 = 251,725,494.60/x
  3. Step 3: Cross multiply
    424,337,531.40x = 635,230,838.70 × 251,725,494.60
  4. Step 4: Simplify right side
    424,337,531.40x = 159,903,797,056,930,336
  5. Step 5: Solve for x
    x = 159,903,797,056,930,336/424,337,531.40
  6. Step 6: Final answer
    x = 376,831,614.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.