Home / 276,036,431.70-413,702,977.95-146,705,999.70

Finding the Fourth Proportional to 276,036,431.70, 413,702,977.95 and 146,705,999.70

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Solution

The fourth proportional to 276,036,431.70, 413,702,977.95 and 146,705,999.70 is: 219,872,096.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,036,431.70 : 413,702,977.95 = 146,705,999.70 : x
  2. Step 2: Convert to fraction form
    276,036,431.70/413,702,977.95 = 146,705,999.70/x
  3. Step 3: Cross multiply
    276,036,431.70x = 413,702,977.95 × 146,705,999.70
  4. Step 4: Simplify right side
    276,036,431.70x = 60,692,708,959,021,800
  5. Step 5: Solve for x
    x = 60,692,708,959,021,800/276,036,431.70
  6. Step 6: Final answer
    x = 219,872,096.54

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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.