Home / 7,690,931,740.80-11,536,271,542.80-2,450,468,761.92

Finding the Fourth Proportional to 7,690,931,740.80, 11,536,271,542.80 and 2,450,468,761.92

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Solution

The fourth proportional to 7,690,931,740.80, 11,536,271,542.80 and 2,450,468,761.92 is: 3,675,662,975.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690,931,740.80 : 11,536,271,542.80 = 2,450,468,761.92 : x
  2. Step 2: Convert to fraction form
    7,690,931,740.80/11,536,271,542.80 = 2,450,468,761.92/x
  3. Step 3: Cross multiply
    7,690,931,740.80x = 11,536,271,542.80 × 2,450,468,761.92
  4. Step 4: Simplify right side
    7,690,931,740.80x = 28,269,273,044,658,044,928
  5. Step 5: Solve for x
    x = 28,269,273,044,658,044,928/7,690,931,740.80
  6. Step 6: Final answer
    x = 3,675,662,975.23

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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.