Home / 116,219,633.32-160,394,422.54-86,799,889.94

Finding the Fourth Proportional to 116,219,633.32, 160,394,422.54 and 86,799,889.94

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Solution

The fourth proportional to 116,219,633.32, 160,394,422.54 and 86,799,889.94 is: 119,792,308.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,219,633.32 : 160,394,422.54 = 86,799,889.94 : x
  2. Step 2: Convert to fraction form
    116,219,633.32/160,394,422.54 = 86,799,889.94/x
  3. Step 3: Cross multiply
    116,219,633.32x = 160,394,422.54 × 86,799,889.94
  4. Step 4: Simplify right side
    116,219,633.32x = 13,922,218,222,690,802
  5. Step 5: Solve for x
    x = 13,922,218,222,690,802/116,219,633.32
  6. Step 6: Final answer
    x = 119,792,308.97

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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.