Home / 586,221,832.08-809,000,183.55-318,308,956.61

Finding the Fourth Proportional to 586,221,832.08, 809,000,183.55 and 318,308,956.61

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Solution

The fourth proportional to 586,221,832.08, 809,000,183.55 and 318,308,956.61 is: 439,273,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,221,832.08 : 809,000,183.55 = 318,308,956.61 : x
  2. Step 2: Convert to fraction form
    586,221,832.08/809,000,183.55 = 318,308,956.61/x
  3. Step 3: Cross multiply
    586,221,832.08x = 809,000,183.55 × 318,308,956.61
  4. Step 4: Simplify right side
    586,221,832.08x = 257,512,004,319,053,984
  5. Step 5: Solve for x
    x = 257,512,004,319,053,984/586,221,832.08
  6. Step 6: Final answer
    x = 439,273,991.90

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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.