Home / 22,128,287,484.58-30,537,128,732.99-11,967,015,353.31

Finding the Fourth Proportional to 22,128,287,484.58, 30,537,128,732.99 and 11,967,015,353.31

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Solution

The fourth proportional to 22,128,287,484.58, 30,537,128,732.99 and 11,967,015,353.31 is: 16,514,530,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128,287,484.58 : 30,537,128,732.99 = 11,967,015,353.31 : x
  2. Step 2: Convert to fraction form
    22,128,287,484.58/30,537,128,732.99 = 11,967,015,353.31/x
  3. Step 3: Cross multiply
    22,128,287,484.58x = 30,537,128,732.99 × 11,967,015,353.31
  4. Step 4: Simplify right side
    22,128,287,484.58x = 365,438,288,393,555,804,160
  5. Step 5: Solve for x
    x = 365,438,288,393,555,804,160/22,128,287,484.58
  6. Step 6: Final answer
    x = 16,514,530,943.63

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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.