Home / 2,961,137,179.17-4,086,807,889.86-1,874,920,029.57

Finding the Fourth Proportional to 2,961,137,179.17, 4,086,807,889.86 and 1,874,920,029.57

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Solution

The fourth proportional to 2,961,137,179.17, 4,086,807,889.86 and 1,874,920,029.57 is: 2,587,667,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,137,179.17 : 4,086,807,889.86 = 1,874,920,029.57 : x
  2. Step 2: Convert to fraction form
    2,961,137,179.17/4,086,807,889.86 = 1,874,920,029.57/x
  3. Step 3: Cross multiply
    2,961,137,179.17x = 4,086,807,889.86 × 1,874,920,029.57
  4. Step 4: Simplify right side
    2,961,137,179.17x = 7,662,437,969,703,220,224
  5. Step 5: Solve for x
    x = 7,662,437,969,703,220,224/2,961,137,179.17
  6. Step 6: Final answer
    x = 2,587,667,340.64

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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.