Home / 432,897,598.72-649,569,647.04-202,890,050.56

Finding the Fourth Proportional to 432,897,598.72, 649,569,647.04 and 202,890,050.56

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Solution

The fourth proportional to 432,897,598.72, 649,569,647.04 and 202,890,050.56 is: 304,439,707.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,897,598.72 : 649,569,647.04 = 202,890,050.56 : x
  2. Step 2: Convert to fraction form
    432,897,598.72/649,569,647.04 = 202,890,050.56/x
  3. Step 3: Cross multiply
    432,897,598.72x = 649,569,647.04 × 202,890,050.56
  4. Step 4: Simplify right side
    432,897,598.72x = 131,791,218,530,186,944
  5. Step 5: Solve for x
    x = 131,791,218,530,186,944/432,897,598.72
  6. Step 6: Final answer
    x = 304,439,707.96

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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.