Home / 8,452,786,127.21-12,679,171,905.80-2,157,214,844.17

Finding the Fourth Proportional to 8,452,786,127.21, 12,679,171,905.80 and 2,157,214,844.17

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Solution

The fourth proportional to 8,452,786,127.21, 12,679,171,905.80 and 2,157,214,844.17 is: 3,235,820,407.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452,786,127.21 : 12,679,171,905.80 = 2,157,214,844.17 : x
  2. Step 2: Convert to fraction form
    8,452,786,127.21/12,679,171,905.80 = 2,157,214,844.17/x
  3. Step 3: Cross multiply
    8,452,786,127.21x = 12,679,171,905.80 × 2,157,214,844.17
  4. Step 4: Simplify right side
    8,452,786,127.21x = 27,351,697,846,923,513,856
  5. Step 5: Solve for x
    x = 27,351,697,846,923,513,856/8,452,786,127.21
  6. Step 6: Final answer
    x = 3,235,820,407.06

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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.