Home / 84,284,602.92-116,332,189.07-54,864,692.55

Finding the Fourth Proportional to 84,284,602.92, 116,332,189.07 and 54,864,692.55

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Solution

The fourth proportional to 84,284,602.92, 116,332,189.07 and 54,864,692.55 is: 75,725,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,284,602.92 : 116,332,189.07 = 54,864,692.55 : x
  2. Step 2: Convert to fraction form
    84,284,602.92/116,332,189.07 = 54,864,692.55/x
  3. Step 3: Cross multiply
    84,284,602.92x = 116,332,189.07 × 54,864,692.55
  4. Step 4: Simplify right side
    84,284,602.92x = 6,382,529,786,719,696
  5. Step 5: Solve for x
    x = 6,382,529,786,719,696/84,284,602.92
  6. Step 6: Final answer
    x = 75,725,928.17

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Double scale
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1.5x scale

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.