Home / 569,003,811.30-854,143,446.15-440,182,512.90

Finding the Fourth Proportional to 569,003,811.30, 854,143,446.15 and 440,182,512.90

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Solution

The fourth proportional to 569,003,811.30, 854,143,446.15 and 440,182,512.90 is: 660,767,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,003,811.30 : 854,143,446.15 = 440,182,512.90 : x
  2. Step 2: Convert to fraction form
    569,003,811.30/854,143,446.15 = 440,182,512.90/x
  3. Step 3: Cross multiply
    569,003,811.30x = 854,143,446.15 × 440,182,512.90
  4. Step 4: Simplify right side
    569,003,811.30x = 375,979,008,503,372,800
  5. Step 5: Solve for x
    x = 375,979,008,503,372,800/569,003,811.30
  6. Step 6: Final answer
    x = 660,767,117.96

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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.