Home / 586,336,650.44-809,141,447.83-318,410,140.97

Finding the Fourth Proportional to 586,336,650.44, 809,141,447.83 and 318,410,140.97

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Solution

The fourth proportional to 586,336,650.44, 809,141,447.83 and 318,410,140.97 is: 439,404,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,336,650.44 : 809,141,447.83 = 318,410,140.97 : x
  2. Step 2: Convert to fraction form
    586,336,650.44/809,141,447.83 = 318,410,140.97/x
  3. Step 3: Cross multiply
    586,336,650.44x = 809,141,447.83 × 318,410,140.97
  4. Step 4: Simplify right side
    586,336,650.44x = 257,638,842,468,220,224
  5. Step 5: Solve for x
    x = 257,638,842,468,220,224/586,336,650.44
  6. Step 6: Final answer
    x = 439,404,294.91

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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.