Home / 119,523,674.12-179,149,506.98-72,733,964.45

Finding the Fourth Proportional to 119,523,674.12, 179,149,506.98 and 72,733,964.45

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Solution

The fourth proportional to 119,523,674.12, 179,149,506.98 and 72,733,964.45 is: 109,018,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,523,674.12 : 179,149,506.98 = 72,733,964.45 : x
  2. Step 2: Convert to fraction form
    119,523,674.12/179,149,506.98 = 72,733,964.45/x
  3. Step 3: Cross multiply
    119,523,674.12x = 179,149,506.98 × 72,733,964.45
  4. Step 4: Simplify right side
    119,523,674.12x = 13,030,253,870,658,928
  5. Step 5: Solve for x
    x = 13,030,253,870,658,928/119,523,674.12
  6. Step 6: Final answer
    x = 109,018,183.78

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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.