Home / 1,056,836,761.92-1,584,627,210.24-401,835,685.44

Finding the Fourth Proportional to 1,056,836,761.92, 1,584,627,210.24 and 401,835,685.44

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Solution

The fourth proportional to 1,056,836,761.92, 1,584,627,210.24 and 401,835,685.44 is: 602,514,772.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,836,761.92 : 1,584,627,210.24 = 401,835,685.44 : x
  2. Step 2: Convert to fraction form
    1,056,836,761.92/1,584,627,210.24 = 401,835,685.44/x
  3. Step 3: Cross multiply
    1,056,836,761.92x = 1,584,627,210.24 × 401,835,685.44
  4. Step 4: Simplify right side
    1,056,836,761.92x = 636,759,761,193,665,408
  5. Step 5: Solve for x
    x = 636,759,761,193,665,408/1,056,836,761.92
  6. Step 6: Final answer
    x = 602,514,772.51

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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.