Home / 73,867,290.80-110,800,936.20-56,861,178.80

Finding the Fourth Proportional to 73,867,290.80, 110,800,936.20 and 56,861,178.80

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Solution

The fourth proportional to 73,867,290.80, 110,800,936.20 and 56,861,178.80 is: 85,291,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,867,290.80 : 110,800,936.20 = 56,861,178.80 : x
  2. Step 2: Convert to fraction form
    73,867,290.80/110,800,936.20 = 56,861,178.80/x
  3. Step 3: Cross multiply
    73,867,290.80x = 110,800,936.20 × 56,861,178.80
  4. Step 4: Simplify right side
    73,867,290.80x = 6,300,271,844,475,592
  5. Step 5: Solve for x
    x = 6,300,271,844,475,592/73,867,290.80
  6. Step 6: Final answer
    x = 85,291,768.20

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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.