Home / 179,015,920.80-268,523,955.35-80,532,595.16

Finding the Fourth Proportional to 179,015,920.80, 268,523,955.35 and 80,532,595.16

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Solution

The fourth proportional to 179,015,920.80, 268,523,955.35 and 80,532,595.16 is: 120,798,926.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,015,920.80 : 268,523,955.35 = 80,532,595.16 : x
  2. Step 2: Convert to fraction form
    179,015,920.80/268,523,955.35 = 80,532,595.16/x
  3. Step 3: Cross multiply
    179,015,920.80x = 268,523,955.35 × 80,532,595.16
  4. Step 4: Simplify right side
    179,015,920.80x = 21,624,930,986,037,660
  5. Step 5: Solve for x
    x = 21,624,930,986,037,660/179,015,920.80
  6. Step 6: Final answer
    x = 120,798,926.09

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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.