Home / 9,578,311,877.14-13,122,068,067.27-9,220,199,768.80

Finding the Fourth Proportional to 9,578,311,877.14, 13,122,068,067.27 and 9,220,199,768.80

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Solution

The fourth proportional to 9,578,311,877.14, 13,122,068,067.27 and 9,220,199,768.80 is: 12,631,462,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,311,877.14 : 13,122,068,067.27 = 9,220,199,768.80 : x
  2. Step 2: Convert to fraction form
    9,578,311,877.14/13,122,068,067.27 = 9,220,199,768.80/x
  3. Step 3: Cross multiply
    9,578,311,877.14x = 13,122,068,067.27 × 9,220,199,768.80
  4. Step 4: Simplify right side
    9,578,311,877.14x = 120,988,088,959,987,924,992
  5. Step 5: Solve for x
    x = 120,988,088,959,987,924,992/9,578,311,877.14
  6. Step 6: Final answer
    x = 12,631,462,674.42

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Double scale
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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.