Home / 206,341,927.84-284,751,849.52-113,520,442.72

Finding the Fourth Proportional to 206,341,927.84, 284,751,849.52 and 113,520,442.72

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Solution

The fourth proportional to 206,341,927.84, 284,751,849.52 and 113,520,442.72 is: 156,658,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,341,927.84 : 284,751,849.52 = 113,520,442.72 : x
  2. Step 2: Convert to fraction form
    206,341,927.84/284,751,849.52 = 113,520,442.72/x
  3. Step 3: Cross multiply
    206,341,927.84x = 284,751,849.52 × 113,520,442.72
  4. Step 4: Simplify right side
    206,341,927.84x = 32,325,156,022,849,216
  5. Step 5: Solve for x
    x = 32,325,156,022,849,216/206,341,927.84
  6. Step 6: Final answer
    x = 156,658,204.96

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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.