Home / 3,188,446,041.70-4,782,669,062.55-1,810,950,969.70

Finding the Fourth Proportional to 3,188,446,041.70, 4,782,669,062.55 and 1,810,950,969.70

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Solution

The fourth proportional to 3,188,446,041.70, 4,782,669,062.55 and 1,810,950,969.70 is: 2,716,426,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,446,041.70 : 4,782,669,062.55 = 1,810,950,969.70 : x
  2. Step 2: Convert to fraction form
    3,188,446,041.70/4,782,669,062.55 = 1,810,950,969.70/x
  3. Step 3: Cross multiply
    3,188,446,041.70x = 4,782,669,062.55 × 1,810,950,969.70
  4. Step 4: Simplify right side
    3,188,446,041.70x = 8,661,179,176,579,112,960
  5. Step 5: Solve for x
    x = 8,661,179,176,579,112,960/3,188,446,041.70
  6. Step 6: Final answer
    x = 2,716,426,454.55

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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.