Home / 109,237,458.08-163,867,145.81-31,516,286.75

Finding the Fourth Proportional to 109,237,458.08, 163,867,145.81 and 31,516,286.75

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Solution

The fourth proportional to 109,237,458.08, 163,867,145.81 and 31,516,286.75 is: 47,277,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,237,458.08 : 163,867,145.81 = 31,516,286.75 : x
  2. Step 2: Convert to fraction form
    109,237,458.08/163,867,145.81 = 31,516,286.75/x
  3. Step 3: Cross multiply
    109,237,458.08x = 163,867,145.81 × 31,516,286.75
  4. Step 4: Simplify right side
    109,237,458.08x = 5,164,483,955,275,104
  5. Step 5: Solve for x
    x = 5,164,483,955,275,104/109,237,458.08
  6. Step 6: Final answer
    x = 47,277,591.83

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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.