Home / 206,464,675.86-284,918,992.29-113,643,185.94

Finding the Fourth Proportional to 206,464,675.86, 284,918,992.29 and 113,643,185.94

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Solution

The fourth proportional to 206,464,675.86, 284,918,992.29 and 113,643,185.94 is: 156,826,352.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,464,675.86 : 284,918,992.29 = 113,643,185.94 : x
  2. Step 2: Convert to fraction form
    206,464,675.86/284,918,992.29 = 113,643,185.94/x
  3. Step 3: Cross multiply
    206,464,675.86x = 284,918,992.29 × 113,643,185.94
  4. Step 4: Simplify right side
    206,464,675.86x = 32,379,102,018,649,900
  5. Step 5: Solve for x
    x = 32,379,102,018,649,900/206,464,675.86
  6. Step 6: Final answer
    x = 156,826,352.42

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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.