Home / 119,012,879.88-164,232,245.88-66,092,947.56

Finding the Fourth Proportional to 119,012,879.88, 164,232,245.88 and 66,092,947.56

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Solution

The fourth proportional to 119,012,879.88, 164,232,245.88 and 66,092,947.56 is: 91,205,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,012,879.88 : 164,232,245.88 = 66,092,947.56 : x
  2. Step 2: Convert to fraction form
    119,012,879.88/164,232,245.88 = 66,092,947.56/x
  3. Step 3: Cross multiply
    119,012,879.88x = 164,232,245.88 × 66,092,947.56
  4. Step 4: Simplify right side
    119,012,879.88x = 10,854,593,214,607,866
  5. Step 5: Solve for x
    x = 10,854,593,214,607,866/119,012,879.88
  6. Step 6: Final answer
    x = 91,205,197.50

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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.