Home / 275,690,226.60-380,452,520.52-151,930,903.77

Finding the Fourth Proportional to 275,690,226.60, 380,452,520.52 and 151,930,903.77

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Solution

The fourth proportional to 275,690,226.60, 380,452,520.52 and 151,930,903.77 is: 209,664,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,690,226.60 : 380,452,520.52 = 151,930,903.77 : x
  2. Step 2: Convert to fraction form
    275,690,226.60/380,452,520.52 = 151,930,903.77/x
  3. Step 3: Cross multiply
    275,690,226.60x = 380,452,520.52 × 151,930,903.77
  4. Step 4: Simplify right side
    275,690,226.60x = 57,802,495,284,178,072
  5. Step 5: Solve for x
    x = 57,802,495,284,178,072/275,690,226.60
  6. Step 6: Final answer
    x = 209,664,651.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.