Home / 99,288,971.70-148,933,457.55-26,505,611.70

Finding the Fourth Proportional to 99,288,971.70, 148,933,457.55 and 26,505,611.70

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Solution

The fourth proportional to 99,288,971.70, 148,933,457.55 and 26,505,611.70 is: 39,758,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,288,971.70 : 148,933,457.55 = 26,505,611.70 : x
  2. Step 2: Convert to fraction form
    99,288,971.70/148,933,457.55 = 26,505,611.70/x
  3. Step 3: Cross multiply
    99,288,971.70x = 148,933,457.55 × 26,505,611.70
  4. Step 4: Simplify right side
    99,288,971.70x = 3,947,572,394,958,733.50
  5. Step 5: Solve for x
    x = 3,947,572,394,958,733.50/99,288,971.70
  6. Step 6: Final answer
    x = 39,758,417.55

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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.