Home / 200,813,660.80-301,262,481.60-64,512,822.40

Finding the Fourth Proportional to 200,813,660.80, 301,262,481.60 and 64,512,822.40

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Solution

The fourth proportional to 200,813,660.80, 301,262,481.60 and 64,512,822.40 is: 96,782,723.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,813,660.80 : 301,262,481.60 = 64,512,822.40 : x
  2. Step 2: Convert to fraction form
    200,813,660.80/301,262,481.60 = 64,512,822.40/x
  3. Step 3: Cross multiply
    200,813,660.80x = 301,262,481.60 × 64,512,822.40
  4. Step 4: Simplify right side
    200,813,660.80x = 19,435,292,971,244,068
  5. Step 5: Solve for x
    x = 19,435,292,971,244,068/200,813,660.80
  6. Step 6: Final answer
    x = 96,782,723.32

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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.