Home / 107,980,322.40-162,008,274.96-31,307,951.52

Finding the Fourth Proportional to 107,980,322.40, 162,008,274.96 and 31,307,951.52

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Solution

The fourth proportional to 107,980,322.40, 162,008,274.96 and 31,307,951.52 is: 46,972,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,980,322.40 : 162,008,274.96 = 31,307,951.52 : x
  2. Step 2: Convert to fraction form
    107,980,322.40/162,008,274.96 = 31,307,951.52/x
  3. Step 3: Cross multiply
    107,980,322.40x = 162,008,274.96 × 31,307,951.52
  4. Step 4: Simplify right side
    107,980,322.40x = 5,072,147,218,286,510
  5. Step 5: Solve for x
    x = 5,072,147,218,286,510/107,980,322.40
  6. Step 6: Final answer
    x = 46,972,884.55

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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.