Home / 79,224,022.20-118,836,033.30-55,037,551.80

Finding the Fourth Proportional to 79,224,022.20, 118,836,033.30 and 55,037,551.80

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Solution

The fourth proportional to 79,224,022.20, 118,836,033.30 and 55,037,551.80 is: 82,556,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,224,022.20 : 118,836,033.30 = 55,037,551.80 : x
  2. Step 2: Convert to fraction form
    79,224,022.20/118,836,033.30 = 55,037,551.80/x
  3. Step 3: Cross multiply
    79,224,022.20x = 118,836,033.30 × 55,037,551.80
  4. Step 4: Simplify right side
    79,224,022.20x = 6,540,444,338,455,274
  5. Step 5: Solve for x
    x = 6,540,444,338,455,274/79,224,022.20
  6. Step 6: Final answer
    x = 82,556,327.70

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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.