Home / 818,310,566.94-1,227,950,112.81-301,104,200.22

Finding the Fourth Proportional to 818,310,566.94, 1,227,950,112.81 and 301,104,200.22

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Solution

The fourth proportional to 818,310,566.94, 1,227,950,112.81 and 301,104,200.22 is: 451,834,488.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,310,566.94 : 1,227,950,112.81 = 301,104,200.22 : x
  2. Step 2: Convert to fraction form
    818,310,566.94/1,227,950,112.81 = 301,104,200.22/x
  3. Step 3: Cross multiply
    818,310,566.94x = 1,227,950,112.81 × 301,104,200.22
  4. Step 4: Simplify right side
    818,310,566.94x = 369,740,936,627,713,856
  5. Step 5: Solve for x
    x = 369,740,936,627,713,856/818,310,566.94
  6. Step 6: Final answer
    x = 451,834,488.72

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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.