Home / 8,453,398,208.13-12,678,001,933.82-2,857,210,882.61

Finding the Fourth Proportional to 8,453,398,208.13, 12,678,001,933.82 and 2,857,210,882.61

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Solution

The fourth proportional to 8,453,398,208.13, 12,678,001,933.82 and 2,857,210,882.61 is: 4,285,108,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453,398,208.13 : 12,678,001,933.82 = 2,857,210,882.61 : x
  2. Step 2: Convert to fraction form
    8,453,398,208.13/12,678,001,933.82 = 2,857,210,882.61/x
  3. Step 3: Cross multiply
    8,453,398,208.13x = 12,678,001,933.82 × 2,857,210,882.61
  4. Step 4: Simplify right side
    8,453,398,208.13x = 36,223,725,094,983,454,720
  5. Step 5: Solve for x
    x = 36,223,725,094,983,454,720/8,453,398,208.13
  6. Step 6: Final answer
    x = 4,285,108,095.36

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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.