Home / 12,012,228,368.52-18,005,729,511.42-4,041,629,618.22

Finding the Fourth Proportional to 12,012,228,368.52, 18,005,729,511.42 and 4,041,629,618.22

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Solution

The fourth proportional to 12,012,228,368.52, 18,005,729,511.42 and 4,041,629,618.22 is: 6,058,200,648.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,228,368.52 : 18,005,729,511.42 = 4,041,629,618.22 : x
  2. Step 2: Convert to fraction form
    12,012,228,368.52/18,005,729,511.42 = 4,041,629,618.22/x
  3. Step 3: Cross multiply
    12,012,228,368.52x = 18,005,729,511.42 × 4,041,629,618.22
  4. Step 4: Simplify right side
    12,012,228,368.52x = 72,772,489,691,012,988,928
  5. Step 5: Solve for x
    x = 72,772,489,691,012,988,928/12,012,228,368.52
  6. Step 6: Final answer
    x = 6,058,200,648.41

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1.5x scale

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.