Home / 89,800,144.30-134,700,216.45-68,276,783.80

Finding the Fourth Proportional to 89,800,144.30, 134,700,216.45 and 68,276,783.80

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Solution

The fourth proportional to 89,800,144.30, 134,700,216.45 and 68,276,783.80 is: 102,415,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,800,144.30 : 134,700,216.45 = 68,276,783.80 : x
  2. Step 2: Convert to fraction form
    89,800,144.30/134,700,216.45 = 68,276,783.80/x
  3. Step 3: Cross multiply
    89,800,144.30x = 134,700,216.45 × 68,276,783.80
  4. Step 4: Simplify right side
    89,800,144.30x = 9,196,897,556,369,852
  5. Step 5: Solve for x
    x = 9,196,897,556,369,852/89,800,144.30
  6. Step 6: Final answer
    x = 102,415,175.70

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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.