Home / 7,568,014,156.80-10,368,006,078.90-7,285,061,321.52

Finding the Fourth Proportional to 7,568,014,156.80, 10,368,006,078.90 and 7,285,061,321.52

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Solution

The fourth proportional to 7,568,014,156.80, 10,368,006,078.90 and 7,285,061,321.52 is: 9,980,367,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568,014,156.80 : 10,368,006,078.90 = 7,285,061,321.52 : x
  2. Step 2: Convert to fraction form
    7,568,014,156.80/10,368,006,078.90 = 7,285,061,321.52/x
  3. Step 3: Cross multiply
    7,568,014,156.80x = 10,368,006,078.90 × 7,285,061,321.52
  4. Step 4: Simplify right side
    7,568,014,156.80x = 75,531,560,066,678,636,544
  5. Step 5: Solve for x
    x = 75,531,560,066,678,636,544/7,568,014,156.80
  6. Step 6: Final answer
    x = 9,980,367,174.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.