Home / 72,546,534.95-100,118,426.05-54,632,684.00

Finding the Fourth Proportional to 72,546,534.95, 100,118,426.05 and 54,632,684.00

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Solution

The fourth proportional to 72,546,534.95, 100,118,426.05 and 54,632,684.00 is: 75,396,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,546,534.95 : 100,118,426.05 = 54,632,684.00 : x
  2. Step 2: Convert to fraction form
    72,546,534.95/100,118,426.05 = 54,632,684.00/x
  3. Step 3: Cross multiply
    72,546,534.95x = 100,118,426.05 × 54,632,684.00
  4. Step 4: Simplify right side
    72,546,534.95x = 5,469,738,332,722,439
  5. Step 5: Solve for x
    x = 5,469,738,332,722,439/72,546,534.95
  6. Step 6: Final answer
    x = 75,396,272.70

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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.