Home / 154,936,336.14-213,805,246.95-88,809,427.89

Finding the Fourth Proportional to 154,936,336.14, 213,805,246.95 and 88,809,427.89

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Solution

The fourth proportional to 154,936,336.14, 213,805,246.95 and 88,809,427.89 is: 122,553,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,936,336.14 : 213,805,246.95 = 88,809,427.89 : x
  2. Step 2: Convert to fraction form
    154,936,336.14/213,805,246.95 = 88,809,427.89/x
  3. Step 3: Cross multiply
    154,936,336.14x = 213,805,246.95 × 88,809,427.89
  4. Step 4: Simplify right side
    154,936,336.14x = 18,987,921,661,509,668
  5. Step 5: Solve for x
    x = 18,987,921,661,509,668/154,936,336.14
  6. Step 6: Final answer
    x = 122,553,057.18

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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.