Home / 73,286,602.80-109,859,920.20-27,216,135.60

Finding the Fourth Proportional to 73,286,602.80, 109,859,920.20 and 27,216,135.60

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Solution

The fourth proportional to 73,286,602.80, 109,859,920.20 and 27,216,135.60 is: 40,798,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,286,602.80 : 109,859,920.20 = 27,216,135.60 : x
  2. Step 2: Convert to fraction form
    73,286,602.80/109,859,920.20 = 27,216,135.60/x
  3. Step 3: Cross multiply
    73,286,602.80x = 109,859,920.20 × 27,216,135.60
  4. Step 4: Simplify right side
    73,286,602.80x = 2,989,962,485,168,379.50
  5. Step 5: Solve for x
    x = 2,989,962,485,168,379.50/73,286,602.80
  6. Step 6: Final answer
    x = 40,798,213.74

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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.