Home / 228,827,272.30-343,240,908.45-210,015,573.10

Finding the Fourth Proportional to 228,827,272.30, 343,240,908.45 and 210,015,573.10

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Solution

The fourth proportional to 228,827,272.30, 343,240,908.45 and 210,015,573.10 is: 315,023,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,827,272.30 : 343,240,908.45 = 210,015,573.10 : x
  2. Step 2: Convert to fraction form
    228,827,272.30/343,240,908.45 = 210,015,573.10/x
  3. Step 3: Cross multiply
    228,827,272.30x = 343,240,908.45 × 210,015,573.10
  4. Step 4: Simplify right side
    228,827,272.30x = 72,085,936,099,491,376
  5. Step 5: Solve for x
    x = 72,085,936,099,491,376/228,827,272.30
  6. Step 6: Final answer
    x = 315,023,359.65

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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.