Home / 109,726,347.79-164,626,110.20-72,983,092.96

Finding the Fourth Proportional to 109,726,347.79, 164,626,110.20 and 72,983,092.96

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Solution

The fourth proportional to 109,726,347.79, 164,626,110.20 and 72,983,092.96 is: 109,498,975.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,726,347.79 : 164,626,110.20 = 72,983,092.96 : x
  2. Step 2: Convert to fraction form
    109,726,347.79/164,626,110.20 = 72,983,092.96/x
  3. Step 3: Cross multiply
    109,726,347.79x = 164,626,110.20 × 72,983,092.96
  4. Step 4: Simplify right side
    109,726,347.79x = 12,014,922,704,369,802
  5. Step 5: Solve for x
    x = 12,014,922,704,369,802/109,726,347.79
  6. Step 6: Final answer
    x = 109,498,975.83

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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.