Home / 408,621,092.24-563,909,019.55-222,994,065.35

Finding the Fourth Proportional to 408,621,092.24, 563,909,019.55 and 222,994,065.35

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Solution

The fourth proportional to 408,621,092.24, 563,909,019.55 and 222,994,065.35 is: 307,738,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,621,092.24 : 563,909,019.55 = 222,994,065.35 : x
  2. Step 2: Convert to fraction form
    408,621,092.24/563,909,019.55 = 222,994,065.35/x
  3. Step 3: Cross multiply
    408,621,092.24x = 563,909,019.55 × 222,994,065.35
  4. Step 4: Simplify right side
    408,621,092.24x = 125,748,364,757,839,408
  5. Step 5: Solve for x
    x = 125,748,364,757,839,408/408,621,092.24
  6. Step 6: Final answer
    x = 307,738,310.98

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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.