Home / 206,824,020.98-285,417,079.33-114,006,078.86

Finding the Fourth Proportional to 206,824,020.98, 285,417,079.33 and 114,006,078.86

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Solution

The fourth proportional to 206,824,020.98, 285,417,079.33 and 114,006,078.86 is: 157,328,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,824,020.98 : 285,417,079.33 = 114,006,078.86 : x
  2. Step 2: Convert to fraction form
    206,824,020.98/285,417,079.33 = 114,006,078.86/x
  3. Step 3: Cross multiply
    206,824,020.98x = 285,417,079.33 × 114,006,078.86
  4. Step 4: Simplify right side
    206,824,020.98x = 32,539,282,054,086,852
  5. Step 5: Solve for x
    x = 32,539,282,054,086,852/206,824,020.98
  6. Step 6: Final answer
    x = 157,328,350.45

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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.