Home / 79,268,384.43-118,874,039.94-27,438,904.71

Finding the Fourth Proportional to 79,268,384.43, 118,874,039.94 and 27,438,904.71

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Solution

The fourth proportional to 79,268,384.43, 118,874,039.94 and 27,438,904.71 is: 41,148,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,268,384.43 : 118,874,039.94 = 27,438,904.71 : x
  2. Step 2: Convert to fraction form
    79,268,384.43/118,874,039.94 = 27,438,904.71/x
  3. Step 3: Cross multiply
    79,268,384.43x = 118,874,039.94 × 27,438,904.71
  4. Step 4: Simplify right side
    79,268,384.43x = 3,261,773,454,406,394
  5. Step 5: Solve for x
    x = 3,261,773,454,406,394/79,268,384.43
  6. Step 6: Final answer
    x = 41,148,479.03

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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.