Home / 634,135,721.70-950,975,369.10-219,499,883.94

Finding the Fourth Proportional to 634,135,721.70, 950,975,369.10 and 219,499,883.94

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Solution

The fourth proportional to 634,135,721.70, 950,975,369.10 and 219,499,883.94 is: 329,170,832.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,135,721.70 : 950,975,369.10 = 219,499,883.94 : x
  2. Step 2: Convert to fraction form
    634,135,721.70/950,975,369.10 = 219,499,883.94/x
  3. Step 3: Cross multiply
    634,135,721.70x = 950,975,369.10 × 219,499,883.94
  4. Step 4: Simplify right side
    634,135,721.70x = 208,738,983,147,248,672
  5. Step 5: Solve for x
    x = 208,738,983,147,248,672/634,135,721.70
  6. Step 6: Final answer
    x = 329,170,832.05

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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.