Home / 273,992,401.32-411,049,053.39-79,919,005.47

Finding the Fourth Proportional to 273,992,401.32, 411,049,053.39 and 79,919,005.47

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Solution

The fourth proportional to 273,992,401.32, 411,049,053.39 and 79,919,005.47 is: 119,896,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,992,401.32 : 411,049,053.39 = 79,919,005.47 : x
  2. Step 2: Convert to fraction form
    273,992,401.32/411,049,053.39 = 79,919,005.47/x
  3. Step 3: Cross multiply
    273,992,401.32x = 411,049,053.39 × 79,919,005.47
  4. Step 4: Simplify right side
    273,992,401.32x = 32,850,631,546,313,732
  5. Step 5: Solve for x
    x = 32,850,631,546,313,732/273,992,401.32
  6. Step 6: Final answer
    x = 119,896,140.87

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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.