Home / 85,439,231.28-117,906,705.26-46,281,008.04

Finding the Fourth Proportional to 85,439,231.28, 117,906,705.26 and 46,281,008.04

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Solution

The fourth proportional to 85,439,231.28, 117,906,705.26 and 46,281,008.04 is: 63,868,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,231.28 : 117,906,705.26 = 46,281,008.04 : x
  2. Step 2: Convert to fraction form
    85,439,231.28/117,906,705.26 = 46,281,008.04/x
  3. Step 3: Cross multiply
    85,439,231.28x = 117,906,705.26 × 46,281,008.04
  4. Step 4: Simplify right side
    85,439,231.28x = 5,456,841,174,107,970
  5. Step 5: Solve for x
    x = 5,456,841,174,107,970/85,439,231.28
  6. Step 6: Final answer
    x = 63,868,097.74

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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.