Home / 135,336,966.83-186,760,013.15-73,455,976.79

Finding the Fourth Proportional to 135,336,966.83, 186,760,013.15 and 73,455,976.79

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Solution

The fourth proportional to 135,336,966.83, 186,760,013.15 and 73,455,976.79 is: 101,366,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,336,966.83 : 186,760,013.15 = 73,455,976.79 : x
  2. Step 2: Convert to fraction form
    135,336,966.83/186,760,013.15 = 73,455,976.79/x
  3. Step 3: Cross multiply
    135,336,966.83x = 186,760,013.15 × 73,455,976.79
  4. Step 4: Simplify right side
    135,336,966.83x = 13,718,639,191,897,036
  5. Step 5: Solve for x
    x = 13,718,639,191,897,036/135,336,966.83
  6. Step 6: Final answer
    x = 101,366,533.57

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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.