Home / 77,322,515.28-116,029,000.08-28,833,867.60

Finding the Fourth Proportional to 77,322,515.28, 116,029,000.08 and 28,833,867.60

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Solution

The fourth proportional to 77,322,515.28, 116,029,000.08 and 28,833,867.60 is: 43,267,666.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,322,515.28 : 116,029,000.08 = 28,833,867.60 : x
  2. Step 2: Convert to fraction form
    77,322,515.28/116,029,000.08 = 28,833,867.60/x
  3. Step 3: Cross multiply
    77,322,515.28x = 116,029,000.08 × 28,833,867.60
  4. Step 4: Simplify right side
    77,322,515.28x = 3,345,564,826,067,109.50
  5. Step 5: Solve for x
    x = 3,345,564,826,067,109.50/77,322,515.28
  6. Step 6: Final answer
    x = 43,267,666.78

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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.