Home / 132,990,140,787.94-183,524,125,920.33-72,022,012,790.50

Finding the Fourth Proportional to 132,990,140,787.94, 183,524,125,920.33 and 72,022,012,790.50

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Solution

The fourth proportional to 132,990,140,787.94, 183,524,125,920.33 and 72,022,012,790.50 is: 99,389,149,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,990,140,787.94 : 183,524,125,920.33 = 72,022,012,790.50 : x
  2. Step 2: Convert to fraction form
    132,990,140,787.94/183,524,125,920.33 = 72,022,012,790.50/x
  3. Step 3: Cross multiply
    132,990,140,787.94x = 183,524,125,920.33 × 72,022,012,790.50
  4. Step 4: Simplify right side
    132,990,140,787.94x = 13,217,776,944,399,339,487,232
  5. Step 5: Solve for x
    x = 13,217,776,944,399,339,487,232/132,990,140,787.94
  6. Step 6: Final answer
    x = 99,389,149,196.22

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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.