Home / 85,161,140.30-117,522,477.96-46,002,917.60

Finding the Fourth Proportional to 85,161,140.30, 117,522,477.96 and 46,002,917.60

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Solution

The fourth proportional to 85,161,140.30, 117,522,477.96 and 46,002,917.60 is: 63,484,082.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,161,140.30 : 117,522,477.96 = 46,002,917.60 : x
  2. Step 2: Convert to fraction form
    85,161,140.30/117,522,477.96 = 46,002,917.60/x
  3. Step 3: Cross multiply
    85,161,140.30x = 117,522,477.96 × 46,002,917.60
  4. Step 4: Simplify right side
    85,161,140.30x = 5,406,376,870,471,610
  5. Step 5: Solve for x
    x = 5,406,376,870,471,610/85,161,140.30
  6. Step 6: Final answer
    x = 63,484,082.66

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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.