Home / 158,852,709.77-219,153,702.26-91,859,288.90

Finding the Fourth Proportional to 158,852,709.77, 219,153,702.26 and 91,859,288.90

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Solution

The fourth proportional to 158,852,709.77, 219,153,702.26 and 91,859,288.90 is: 126,729,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,852,709.77 : 219,153,702.26 = 91,859,288.90 : x
  2. Step 2: Convert to fraction form
    158,852,709.77/219,153,702.26 = 91,859,288.90/x
  3. Step 3: Cross multiply
    158,852,709.77x = 219,153,702.26 × 91,859,288.90
  4. Step 4: Simplify right side
    158,852,709.77x = 20,131,303,248,539,800
  5. Step 5: Solve for x
    x = 20,131,303,248,539,800/158,852,709.77
  6. Step 6: Final answer
    x = 126,729,366.33

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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.