Home / 82,681,344.83-114,111,120.88-47,412,951.77

Finding the Fourth Proportional to 82,681,344.83, 114,111,120.88 and 47,412,951.77

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Solution

The fourth proportional to 82,681,344.83, 114,111,120.88 and 47,412,951.77 is: 65,436,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,681,344.83 : 114,111,120.88 = 47,412,951.77 : x
  2. Step 2: Convert to fraction form
    82,681,344.83/114,111,120.88 = 47,412,951.77/x
  3. Step 3: Cross multiply
    82,681,344.83x = 114,111,120.88 × 47,412,951.77
  4. Step 4: Simplify right side
    82,681,344.83x = 5,410,345,070,704,080
  5. Step 5: Solve for x
    x = 5,410,345,070,704,080/82,681,344.83
  6. Step 6: Final answer
    x = 65,436,103.90

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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.