Home / 80,073,998.70-120,110,998.05-46,061,774.70

Finding the Fourth Proportional to 80,073,998.70, 120,110,998.05 and 46,061,774.70

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Solution

The fourth proportional to 80,073,998.70, 120,110,998.05 and 46,061,774.70 is: 69,092,662.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,073,998.70 : 120,110,998.05 = 46,061,774.70 : x
  2. Step 2: Convert to fraction form
    80,073,998.70/120,110,998.05 = 46,061,774.70/x
  3. Step 3: Cross multiply
    80,073,998.70x = 120,110,998.05 × 46,061,774.70
  4. Step 4: Simplify right side
    80,073,998.70x = 5,532,525,731,171,240
  5. Step 5: Solve for x
    x = 5,532,525,731,171,240/80,073,998.70
  6. Step 6: Final answer
    x = 69,092,662.05

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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.