Home / 276,036,381.70-413,702,902.95-146,705,949.70

Finding the Fourth Proportional to 276,036,381.70, 413,702,902.95 and 146,705,949.70

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Solution

The fourth proportional to 276,036,381.70, 413,702,902.95 and 146,705,949.70 is: 219,872,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,036,381.70 : 413,702,902.95 = 146,705,949.70 : x
  2. Step 2: Convert to fraction form
    276,036,381.70/413,702,902.95 = 146,705,949.70/x
  3. Step 3: Cross multiply
    276,036,381.70x = 413,702,902.95 × 146,705,949.70
  4. Step 4: Simplify right side
    276,036,381.70x = 60,692,677,270,926,672
  5. Step 5: Solve for x
    x = 60,692,677,270,926,672/276,036,381.70
  6. Step 6: Final answer
    x = 219,872,021.57

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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.