Home / 88,128,214.30-132,192,321.45-53,640,099.10

Finding the Fourth Proportional to 88,128,214.30, 132,192,321.45 and 53,640,099.10

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Solution

The fourth proportional to 88,128,214.30, 132,192,321.45 and 53,640,099.10 is: 80,460,148.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,128,214.30 : 132,192,321.45 = 53,640,099.10 : x
  2. Step 2: Convert to fraction form
    88,128,214.30/132,192,321.45 = 53,640,099.10/x
  3. Step 3: Cross multiply
    88,128,214.30x = 132,192,321.45 × 53,640,099.10
  4. Step 4: Simplify right side
    88,128,214.30x = 7,090,809,222,837,056
  5. Step 5: Solve for x
    x = 7,090,809,222,837,056/88,128,214.30
  6. Step 6: Final answer
    x = 80,460,148.65

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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.