Home / 119,794,890,568.05-179,703,382,348.61-39,121,016,765.67

Finding the Fourth Proportional to 119,794,890,568.05, 179,703,382,348.61 and 39,121,016,765.67

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Solution

The fourth proportional to 119,794,890,568.05, 179,703,382,348.61 and 39,121,016,765.67 is: 58,685,132,565.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,794,890,568.05 : 179,703,382,348.61 = 39,121,016,765.67 : x
  2. Step 2: Convert to fraction form
    119,794,890,568.05/179,703,382,348.61 = 39,121,016,765.67/x
  3. Step 3: Cross multiply
    119,794,890,568.05x = 179,703,382,348.61 × 39,121,016,765.67
  4. Step 4: Simplify right side
    119,794,890,568.05x = 7,030,179,033,707,577,344,000
  5. Step 5: Solve for x
    x = 7,030,179,033,707,577,344,000/119,794,890,568.05
  6. Step 6: Final answer
    x = 58,685,132,565.93

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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.