Home / 1,023,761,407,472.50-1,412,255,115,575.40-633,003,061,406.78

Finding the Fourth Proportional to 1,023,761,407,472.50, 1,412,255,115,575.40 and 633,003,061,406.78

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Solution

The fourth proportional to 1,023,761,407,472.50, 1,412,255,115,575.40 and 633,003,061,406.78 is: 873,213,040,774.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,761,407,472.50 : 1,412,255,115,575.40 = 633,003,061,406.78 : x
  2. Step 2: Convert to fraction form
    1,023,761,407,472.50/1,412,255,115,575.40 = 633,003,061,406.78/x
  3. Step 3: Cross multiply
    1,023,761,407,472.50x = 1,412,255,115,575.40 × 633,003,061,406.78
  4. Step 4: Simplify right side
    1,023,761,407,472.50x = 893,961,811,646,614,115,188,736
  5. Step 5: Solve for x
    x = 893,961,811,646,614,115,188,736/1,023,761,407,472.50
  6. Step 6: Final answer
    x = 873,213,040,774.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.