Home / 80,449,653.40-120,737,465.70-37,324,200.40

Finding the Fourth Proportional to 80,449,653.40, 120,737,465.70 and 37,324,200.40

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Solution

The fourth proportional to 80,449,653.40, 120,737,465.70 and 37,324,200.40 is: 56,015,522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,449,653.40 : 120,737,465.70 = 37,324,200.40 : x
  2. Step 2: Convert to fraction form
    80,449,653.40/120,737,465.70 = 37,324,200.40/x
  3. Step 3: Cross multiply
    80,449,653.40x = 120,737,465.70 × 37,324,200.40
  4. Step 4: Simplify right side
    80,449,653.40x = 4,506,429,365,574,926
  5. Step 5: Solve for x
    x = 4,506,429,365,574,926/80,449,653.40
  6. Step 6: Final answer
    x = 56,015,522.44

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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.