Home / 275,562,005.60-413,378,437.80-137,458,204.40

Finding the Fourth Proportional to 275,562,005.60, 413,378,437.80 and 137,458,204.40

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Solution

The fourth proportional to 275,562,005.60, 413,378,437.80 and 137,458,204.40 is: 206,204,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,562,005.60 : 413,378,437.80 = 137,458,204.40 : x
  2. Step 2: Convert to fraction form
    275,562,005.60/413,378,437.80 = 137,458,204.40/x
  3. Step 3: Cross multiply
    275,562,005.60x = 413,378,437.80 × 137,458,204.40
  4. Step 4: Simplify right side
    275,562,005.60x = 56,822,257,797,665,088
  5. Step 5: Solve for x
    x = 56,822,257,797,665,088/275,562,005.60
  6. Step 6: Final answer
    x = 206,204,979.80

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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.