Home / 139,544,576.59-209,322,643.62-41,176,279.88

Finding the Fourth Proportional to 139,544,576.59, 209,322,643.62 and 41,176,279.88

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Solution

The fourth proportional to 139,544,576.59, 209,322,643.62 and 41,176,279.88 is: 61,766,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,544,576.59 : 209,322,643.62 = 41,176,279.88 : x
  2. Step 2: Convert to fraction form
    139,544,576.59/209,322,643.62 = 41,176,279.88/x
  3. Step 3: Cross multiply
    139,544,576.59x = 209,322,643.62 × 41,176,279.88
  4. Step 4: Simplify right side
    139,544,576.59x = 8,619,127,759,338,983
  5. Step 5: Solve for x
    x = 8,619,127,759,338,983/139,544,576.59
  6. Step 6: Final answer
    x = 61,766,124.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.