Home / 120,908,851.42-181,389,039.99-39,032,382.82

Finding the Fourth Proportional to 120,908,851.42, 181,389,039.99 and 39,032,382.82

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Solution

The fourth proportional to 120,908,851.42, 181,389,039.99 and 39,032,382.82 is: 58,556,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,908,851.42 : 181,389,039.99 = 39,032,382.82 : x
  2. Step 2: Convert to fraction form
    120,908,851.42/181,389,039.99 = 39,032,382.82/x
  3. Step 3: Cross multiply
    120,908,851.42x = 181,389,039.99 × 39,032,382.82
  4. Step 4: Simplify right side
    120,908,851.42x = 7,080,046,448,241,969
  5. Step 5: Solve for x
    x = 7,080,046,448,241,969/120,908,851.42
  6. Step 6: Final answer
    x = 58,556,891.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.