Home / 88,788,107.21-133,143,299.01-47,280,239.91

Finding the Fourth Proportional to 88,788,107.21, 133,143,299.01 and 47,280,239.91

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Solution

The fourth proportional to 88,788,107.21, 133,143,299.01 and 47,280,239.91 is: 70,899,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,788,107.21 : 133,143,299.01 = 47,280,239.91 : x
  2. Step 2: Convert to fraction form
    88,788,107.21/133,143,299.01 = 47,280,239.91/x
  3. Step 3: Cross multiply
    88,788,107.21x = 133,143,299.01 × 47,280,239.91
  4. Step 4: Simplify right side
    88,788,107.21x = 6,295,047,119,601,665
  5. Step 5: Solve for x
    x = 6,295,047,119,601,665/88,788,107.21
  6. Step 6: Final answer
    x = 70,899,665.71

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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.