Home / 276,048,019.10-414,072,028.65-274,256,428.70

Finding the Fourth Proportional to 276,048,019.10, 414,072,028.65 and 274,256,428.70

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Solution

The fourth proportional to 276,048,019.10, 414,072,028.65 and 274,256,428.70 is: 411,384,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,048,019.10 : 414,072,028.65 = 274,256,428.70 : x
  2. Step 2: Convert to fraction form
    276,048,019.10/414,072,028.65 = 274,256,428.70/x
  3. Step 3: Cross multiply
    276,048,019.10x = 414,072,028.65 × 274,256,428.70
  4. Step 4: Simplify right side
    276,048,019.10x = 113,561,915,802,113,072
  5. Step 5: Solve for x
    x = 113,561,915,802,113,072/276,048,019.10
  6. Step 6: Final answer
    x = 411,384,643.05

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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.