Home / 72,822,973,550.92-109,233,258,563.71-21,771,389,736.70

Finding the Fourth Proportional to 72,822,973,550.92, 109,233,258,563.71 and 21,771,389,736.70

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Solution

The fourth proportional to 72,822,973,550.92, 109,233,258,563.71 and 21,771,389,736.70 is: 32,656,725,322.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,822,973,550.92 : 109,233,258,563.71 = 21,771,389,736.70 : x
  2. Step 2: Convert to fraction form
    72,822,973,550.92/109,233,258,563.71 = 21,771,389,736.70/x
  3. Step 3: Cross multiply
    72,822,973,550.92x = 109,233,258,563.71 × 21,771,389,736.70
  4. Step 4: Simplify right side
    72,822,973,550.92x = 2,378,159,844,400,471,998,464
  5. Step 5: Solve for x
    x = 2,378,159,844,400,471,998,464/72,822,973,550.92
  6. Step 6: Final answer
    x = 32,656,725,322.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.