Home / 276,048,015.90-414,072,023.85-84,546,908.70

Finding the Fourth Proportional to 276,048,015.90, 414,072,023.85 and 84,546,908.70

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Solution

The fourth proportional to 276,048,015.90, 414,072,023.85 and 84,546,908.70 is: 126,820,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,048,015.90 : 414,072,023.85 = 84,546,908.70 : x
  2. Step 2: Convert to fraction form
    276,048,015.90/414,072,023.85 = 84,546,908.70/x
  3. Step 3: Cross multiply
    276,048,015.90x = 414,072,023.85 × 84,546,908.70
  4. Step 4: Simplify right side
    276,048,015.90x = 35,008,509,595,670,176
  5. Step 5: Solve for x
    x = 35,008,509,595,670,176/276,048,015.90
  6. Step 6: Final answer
    x = 126,820,363.05

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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.