Home / 363,960,367.20-545,940,550.80-361,692,885.60

Finding the Fourth Proportional to 363,960,367.20, 545,940,550.80 and 361,692,885.60

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Solution

The fourth proportional to 363,960,367.20, 545,940,550.80 and 361,692,885.60 is: 542,539,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,960,367.20 : 545,940,550.80 = 361,692,885.60 : x
  2. Step 2: Convert to fraction form
    363,960,367.20/545,940,550.80 = 361,692,885.60/x
  3. Step 3: Cross multiply
    363,960,367.20x = 545,940,550.80 × 361,692,885.60
  4. Step 4: Simplify right side
    363,960,367.20x = 197,462,813,184,905,376
  5. Step 5: Solve for x
    x = 197,462,813,184,905,376/363,960,367.20
  6. Step 6: Final answer
    x = 542,539,328.40

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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.