Home / 7,770,701,866.72-10,723,600,884.96-4,202,408,772.76

Finding the Fourth Proportional to 7,770,701,866.72, 10,723,600,884.96 and 4,202,408,772.76

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Solution

The fourth proportional to 7,770,701,866.72, 10,723,600,884.96 and 4,202,408,772.76 is: 5,799,341,579.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,701,866.72 : 10,723,600,884.96 = 4,202,408,772.76 : x
  2. Step 2: Convert to fraction form
    7,770,701,866.72/10,723,600,884.96 = 4,202,408,772.76/x
  3. Step 3: Cross multiply
    7,770,701,866.72x = 10,723,600,884.96 × 4,202,408,772.76
  4. Step 4: Simplify right side
    7,770,701,866.72x = 45,064,954,434,532,802,560
  5. Step 5: Solve for x
    x = 45,064,954,434,532,802,560/7,770,701,866.72
  6. Step 6: Final answer
    x = 5,799,341,579.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.