Home / 3,517,334,178.82-4,854,005,505.41-1,909,856,920.35

Finding the Fourth Proportional to 3,517,334,178.82, 4,854,005,505.41 and 1,909,856,920.35

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Solution

The fourth proportional to 3,517,334,178.82, 4,854,005,505.41 and 1,909,856,920.35 is: 2,635,648,344.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,334,178.82 : 4,854,005,505.41 = 1,909,856,920.35 : x
  2. Step 2: Convert to fraction form
    3,517,334,178.82/4,854,005,505.41 = 1,909,856,920.35/x
  3. Step 3: Cross multiply
    3,517,334,178.82x = 4,854,005,505.41 × 1,909,856,920.35
  4. Step 4: Simplify right side
    3,517,334,178.82x = 9,270,456,005,916,696,576
  5. Step 5: Solve for x
    x = 9,270,456,005,916,696,576/3,517,334,178.82
  6. Step 6: Final answer
    x = 2,635,648,344.63

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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.