Home / 21,950,947,014.58-30,292,582,382.85-11,926,609,265.62

Finding the Fourth Proportional to 21,950,947,014.58, 30,292,582,382.85 and 11,926,609,265.62

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Solution

The fourth proportional to 21,950,947,014.58, 30,292,582,382.85 and 11,926,609,265.62 is: 16,458,870,475.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,950,947,014.58 : 30,292,582,382.85 = 11,926,609,265.62 : x
  2. Step 2: Convert to fraction form
    21,950,947,014.58/30,292,582,382.85 = 11,926,609,265.62/x
  3. Step 3: Cross multiply
    21,950,947,014.58x = 30,292,582,382.85 × 11,926,609,265.62
  4. Step 4: Simplify right side
    21,950,947,014.58x = 361,287,793,726,855,970,816
  5. Step 5: Solve for x
    x = 361,287,793,726,855,970,816/21,950,947,014.58
  6. Step 6: Final answer
    x = 16,458,870,475.47

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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.