Home / 98,250,100.20-147,375,150.30-91,872,808.20

Finding the Fourth Proportional to 98,250,100.20, 147,375,150.30 and 91,872,808.20

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Solution

The fourth proportional to 98,250,100.20, 147,375,150.30 and 91,872,808.20 is: 137,809,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,250,100.20 : 147,375,150.30 = 91,872,808.20 : x
  2. Step 2: Convert to fraction form
    98,250,100.20/147,375,150.30 = 91,872,808.20/x
  3. Step 3: Cross multiply
    98,250,100.20x = 147,375,150.30 × 91,872,808.20
  4. Step 4: Simplify right side
    98,250,100.20x = 13,539,768,916,958,074
  5. Step 5: Solve for x
    x = 13,539,768,916,958,074/98,250,100.20
  6. Step 6: Final answer
    x = 137,809,212.30

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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.