Home / 8,855,980,653.72-13,288,874,180.58-5,305,998,289.08

Finding the Fourth Proportional to 8,855,980,653.72, 13,288,874,180.58 and 5,305,998,289.08

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Solution

The fourth proportional to 8,855,980,653.72, 13,288,874,180.58 and 5,305,998,289.08 is: 7,961,935,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855,980,653.72 : 13,288,874,180.58 = 5,305,998,289.08 : x
  2. Step 2: Convert to fraction form
    8,855,980,653.72/13,288,874,180.58 = 5,305,998,289.08/x
  3. Step 3: Cross multiply
    8,855,980,653.72x = 13,288,874,180.58 × 5,305,998,289.08
  4. Step 4: Simplify right side
    8,855,980,653.72x = 70,510,743,665,956,864,000
  5. Step 5: Solve for x
    x = 70,510,743,665,956,864,000/8,855,980,653.72
  6. Step 6: Final answer
    x = 7,961,935,151.29

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1.5x scale

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.