Home / 39,813,276,691.26-54,940,116,744.63-21,745,195,477.02

Finding the Fourth Proportional to 39,813,276,691.26, 54,940,116,744.63 and 21,745,195,477.02

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Solution

The fourth proportional to 39,813,276,691.26, 54,940,116,744.63 and 21,745,195,477.02 is: 30,007,165,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,813,276,691.26 : 54,940,116,744.63 = 21,745,195,477.02 : x
  2. Step 2: Convert to fraction form
    39,813,276,691.26/54,940,116,744.63 = 21,745,195,477.02/x
  3. Step 3: Cross multiply
    39,813,276,691.26x = 54,940,116,744.63 × 21,745,195,477.02
  4. Step 4: Simplify right side
    39,813,276,691.26x = 1,194,683,578,142,279,073,792
  5. Step 5: Solve for x
    x = 1,194,683,578,142,279,073,792/39,813,276,691.26
  6. Step 6: Final answer
    x = 30,007,165,383.72

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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.