Home / 102,321,394.56-141,203,891.52-55,911,647.52

Finding the Fourth Proportional to 102,321,394.56, 141,203,891.52 and 55,911,647.52

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Solution

The fourth proportional to 102,321,394.56, 141,203,891.52 and 55,911,647.52 is: 77,158,274.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,321,394.56 : 141,203,891.52 = 55,911,647.52 : x
  2. Step 2: Convert to fraction form
    102,321,394.56/141,203,891.52 = 55,911,647.52/x
  3. Step 3: Cross multiply
    102,321,394.56x = 141,203,891.52 × 55,911,647.52
  4. Step 4: Simplify right side
    102,321,394.56x = 7,894,942,211,118,558
  5. Step 5: Solve for x
    x = 7,894,942,211,118,558/102,321,394.56
  6. Step 6: Final answer
    x = 77,158,274.13

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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.