Home / 617,309,004.78-851,887,359.54-335,051,546.94

Finding the Fourth Proportional to 617,309,004.78, 851,887,359.54 and 335,051,546.94

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Solution

The fourth proportional to 617,309,004.78, 851,887,359.54 and 335,051,546.94 is: 462,371,641.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,309,004.78 : 851,887,359.54 = 335,051,546.94 : x
  2. Step 2: Convert to fraction form
    617,309,004.78/851,887,359.54 = 335,051,546.94/x
  3. Step 3: Cross multiply
    617,309,004.78x = 851,887,359.54 × 335,051,546.94
  4. Step 4: Simplify right side
    617,309,004.78x = 285,426,177,632,508,960
  5. Step 5: Solve for x
    x = 285,426,177,632,508,960/617,309,004.78
  6. Step 6: Final answer
    x = 462,371,641.14

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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.