Home / 1,166,933,997.39-1,610,373,735-631,085,650.73

Finding the Fourth Proportional to 1,166,933,997.39, 1,610,373,735 and 631,085,650.73

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Solution

The fourth proportional to 1,166,933,997.39, 1,610,373,735 and 631,085,650.73 is: 870,900,803.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,933,997.39 : 1,610,373,735 = 631,085,650.73 : x
  2. Step 2: Convert to fraction form
    1,166,933,997.39/1,610,373,735 = 631,085,650.73/x
  3. Step 3: Cross multiply
    1,166,933,997.39x = 1,610,373,735 × 631,085,650.73
  4. Step 4: Simplify right side
    1,166,933,997.39x = 1,016,283,756,470,975,616
  5. Step 5: Solve for x
    x = 1,016,283,756,470,975,616/1,166,933,997.39
  6. Step 6: Final answer
    x = 870,900,803.94

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Double scale
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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.