Home / 73,166,774.40-109,750,161.60-72,033,033.60

Finding the Fourth Proportional to 73,166,774.40, 109,750,161.60 and 72,033,033.60

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Solution

The fourth proportional to 73,166,774.40, 109,750,161.60 and 72,033,033.60 is: 108,049,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,166,774.40 : 109,750,161.60 = 72,033,033.60 : x
  2. Step 2: Convert to fraction form
    73,166,774.40/109,750,161.60 = 72,033,033.60/x
  3. Step 3: Cross multiply
    73,166,774.40x = 109,750,161.60 × 72,033,033.60
  4. Step 4: Simplify right side
    73,166,774.40x = 7,905,637,078,138,229
  5. Step 5: Solve for x
    x = 7,905,637,078,138,229/73,166,774.40
  6. Step 6: Final answer
    x = 108,049,550.40

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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.