Home / 275,184,491.70-412,776,737.55-254,139,428.10

Finding the Fourth Proportional to 275,184,491.70, 412,776,737.55 and 254,139,428.10

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Solution

The fourth proportional to 275,184,491.70, 412,776,737.55 and 254,139,428.10 is: 381,209,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,184,491.70 : 412,776,737.55 = 254,139,428.10 : x
  2. Step 2: Convert to fraction form
    275,184,491.70/412,776,737.55 = 254,139,428.10/x
  3. Step 3: Cross multiply
    275,184,491.70x = 412,776,737.55 × 254,139,428.10
  4. Step 4: Simplify right side
    275,184,491.70x = 104,902,844,013,940,800
  5. Step 5: Solve for x
    x = 104,902,844,013,940,800/275,184,491.70
  6. Step 6: Final answer
    x = 381,209,142.15

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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.