Home / 363,911,563.81-545,311,887.73-216,067,989.85

Finding the Fourth Proportional to 363,911,563.81, 545,311,887.73 and 216,067,989.85

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Solution

The fourth proportional to 363,911,563.81, 545,311,887.73 and 216,067,989.85 is: 323,772,188.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,911,563.81 : 545,311,887.73 = 216,067,989.85 : x
  2. Step 2: Convert to fraction form
    363,911,563.81/545,311,887.73 = 216,067,989.85/x
  3. Step 3: Cross multiply
    363,911,563.81x = 545,311,887.73 × 216,067,989.85
  4. Step 4: Simplify right side
    363,911,563.81x = 117,824,443,421,226,512
  5. Step 5: Solve for x
    x = 117,824,443,421,226,512/363,911,563.81
  6. Step 6: Final answer
    x = 323,772,188.47

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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.