Home / 276,058,478.70-413,736,048.45-146,728,046.70

Finding the Fourth Proportional to 276,058,478.70, 413,736,048.45 and 146,728,046.70

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Solution

The fourth proportional to 276,058,478.70, 413,736,048.45 and 146,728,046.70 is: 219,905,153.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,058,478.70 : 413,736,048.45 = 146,728,046.70 : x
  2. Step 2: Convert to fraction form
    276,058,478.70/413,736,048.45 = 146,728,046.70/x
  3. Step 3: Cross multiply
    276,058,478.70x = 413,736,048.45 × 146,728,046.70
  4. Step 4: Simplify right side
    276,058,478.70x = 60,706,682,238,445,056
  5. Step 5: Solve for x
    x = 60,706,682,238,445,056/276,058,478.70
  6. Step 6: Final answer
    x = 219,905,153.88

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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.