Home / 164,578,120.25-246,908,377.52-47,993,489.77

Finding the Fourth Proportional to 164,578,120.25, 246,908,377.52 and 47,993,489.77

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Solution

The fourth proportional to 164,578,120.25, 246,908,377.52 and 47,993,489.77 is: 72,002,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,578,120.25 : 246,908,377.52 = 47,993,489.77 : x
  2. Step 2: Convert to fraction form
    164,578,120.25/246,908,377.52 = 47,993,489.77/x
  3. Step 3: Cross multiply
    164,578,120.25x = 246,908,377.52 × 47,993,489.77
  4. Step 4: Simplify right side
    164,578,120.25x = 11,849,994,690,689,310
  5. Step 5: Solve for x
    x = 11,849,994,690,689,310/164,578,120.25
  6. Step 6: Final answer
    x = 72,002,248.37

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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.