Home / 83,436,328.80-125,154,493.20-52,825,327.20

Finding the Fourth Proportional to 83,436,328.80, 125,154,493.20 and 52,825,327.20

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Solution

The fourth proportional to 83,436,328.80, 125,154,493.20 and 52,825,327.20 is: 79,237,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,436,328.80 : 125,154,493.20 = 52,825,327.20 : x
  2. Step 2: Convert to fraction form
    83,436,328.80/125,154,493.20 = 52,825,327.20/x
  3. Step 3: Cross multiply
    83,436,328.80x = 125,154,493.20 × 52,825,327.20
  4. Step 4: Simplify right side
    83,436,328.80x = 6,611,327,053,840,176
  5. Step 5: Solve for x
    x = 6,611,327,053,840,176/83,436,328.80
  6. Step 6: Final answer
    x = 79,237,990.80

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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.