Home / 618,487,409.80-928,403,369.58-250,275,837.64

Finding the Fourth Proportional to 618,487,409.80, 928,403,369.58 and 250,275,837.64

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Solution

The fourth proportional to 618,487,409.80, 928,403,369.58 and 250,275,837.64 is: 375,685,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,487,409.80 : 928,403,369.58 = 250,275,837.64 : x
  2. Step 2: Convert to fraction form
    618,487,409.80/928,403,369.58 = 250,275,837.64/x
  3. Step 3: Cross multiply
    618,487,409.80x = 928,403,369.58 × 250,275,837.64
  4. Step 4: Simplify right side
    618,487,409.80x = 232,356,930,989,432,992
  5. Step 5: Solve for x
    x = 232,356,930,989,432,992/618,487,409.80
  6. Step 6: Final answer
    x = 375,685,789.73

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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.