Home / 166,617,473.58-250,087,414.14-80,416,562.40

Finding the Fourth Proportional to 166,617,473.58, 250,087,414.14 and 80,416,562.40

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Solution

The fourth proportional to 166,617,473.58, 250,087,414.14 and 80,416,562.40 is: 120,702,647.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,617,473.58 : 250,087,414.14 = 80,416,562.40 : x
  2. Step 2: Convert to fraction form
    166,617,473.58/250,087,414.14 = 80,416,562.40/x
  3. Step 3: Cross multiply
    166,617,473.58x = 250,087,414.14 × 80,416,562.40
  4. Step 4: Simplify right side
    166,617,473.58x = 20,111,170,144,643,952
  5. Step 5: Solve for x
    x = 20,111,170,144,643,952/166,617,473.58
  6. Step 6: Final answer
    x = 120,702,647.28

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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.