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Finding the Fourth Proportional to 360,543,043.20, 540,814,564.80 and 336,356,572.80

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Solution

The fourth proportional to 360,543,043.20, 540,814,564.80 and 336,356,572.80 is: 504,534,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,543,043.20 : 540,814,564.80 = 336,356,572.80 : x
  2. Step 2: Convert to fraction form
    360,543,043.20/540,814,564.80 = 336,356,572.80/x
  3. Step 3: Cross multiply
    360,543,043.20x = 540,814,564.80 × 336,356,572.80
  4. Step 4: Simplify right side
    360,543,043.20x = 181,906,533,536,451,520
  5. Step 5: Solve for x
    x = 181,906,533,536,451,520/360,543,043.20
  6. Step 6: Final answer
    x = 504,534,859.20

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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.