Home / 21,067,597,099.42-31,579,274,319.02-7,088,365,773.42

Finding the Fourth Proportional to 21,067,597,099.42, 31,579,274,319.02 and 7,088,365,773.42

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Solution

The fourth proportional to 21,067,597,099.42, 31,579,274,319.02 and 7,088,365,773.42 is: 10,625,105,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,067,597,099.42 : 31,579,274,319.02 = 7,088,365,773.42 : x
  2. Step 2: Convert to fraction form
    21,067,597,099.42/31,579,274,319.02 = 7,088,365,773.42/x
  3. Step 3: Cross multiply
    21,067,597,099.42x = 31,579,274,319.02 × 7,088,365,773.42
  4. Step 4: Simplify right side
    21,067,597,099.42x = 223,845,447,232,382,566,400
  5. Step 5: Solve for x
    x = 223,845,447,232,382,566,400/21,067,597,099.42
  6. Step 6: Final answer
    x = 10,625,105,757.25

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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.