Home / 12,116,074,535.64-16,598,944,693.67-11,662,989,676.47

Finding the Fourth Proportional to 12,116,074,535.64, 16,598,944,693.67 and 11,662,989,676.47

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Solution

The fourth proportional to 12,116,074,535.64, 16,598,944,693.67 and 11,662,989,676.47 is: 15,978,221,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116,074,535.64 : 16,598,944,693.67 = 11,662,989,676.47 : x
  2. Step 2: Convert to fraction form
    12,116,074,535.64/16,598,944,693.67 = 11,662,989,676.47/x
  3. Step 3: Cross multiply
    12,116,074,535.64x = 16,598,944,693.67 × 11,662,989,676.47
  4. Step 4: Simplify right side
    12,116,074,535.64x = 193,593,320,602,511,376,384
  5. Step 5: Solve for x
    x = 193,593,320,602,511,376,384/12,116,074,535.64
  6. Step 6: Final answer
    x = 15,978,221,331.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.