Home / 893,678,805.03-1,233,288,096.03-491,838,820.88

Finding the Fourth Proportional to 893,678,805.03, 1,233,288,096.03 and 491,838,820.88

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Solution

The fourth proportional to 893,678,805.03, 1,233,288,096.03 and 491,838,820.88 is: 678,743,816.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,678,805.03 : 1,233,288,096.03 = 491,838,820.88 : x
  2. Step 2: Convert to fraction form
    893,678,805.03/1,233,288,096.03 = 491,838,820.88/x
  3. Step 3: Cross multiply
    893,678,805.03x = 1,233,288,096.03 × 491,838,820.88
  4. Step 4: Simplify right side
    893,678,805.03x = 606,578,962,950,568,960
  5. Step 5: Solve for x
    x = 606,578,962,950,568,960/893,678,805.03
  6. Step 6: Final answer
    x = 678,743,816.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.