Home / 767,480,640.48-1,150,963,179.12-249,789,333.60

Finding the Fourth Proportional to 767,480,640.48, 1,150,963,179.12 and 249,789,333.60

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Solution

The fourth proportional to 767,480,640.48, 1,150,963,179.12 and 249,789,333.60 is: 374,600,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,480,640.48 : 1,150,963,179.12 = 249,789,333.60 : x
  2. Step 2: Convert to fraction form
    767,480,640.48/1,150,963,179.12 = 249,789,333.60/x
  3. Step 3: Cross multiply
    767,480,640.48x = 1,150,963,179.12 × 249,789,333.60
  4. Step 4: Simplify right side
    767,480,640.48x = 287,498,325,510,522,208
  5. Step 5: Solve for x
    x = 287,498,325,510,522,208/767,480,640.48
  6. Step 6: Final answer
    x = 374,600,101.09

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Double scale
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1.5x scale

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.