Home / 221,033,697.88-331,478,802.69-73,441,621.48

Finding the Fourth Proportional to 221,033,697.88, 331,478,802.69 and 73,441,621.48

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Solution

The fourth proportional to 221,033,697.88, 331,478,802.69 and 73,441,621.48 is: 110,138,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,033,697.88 : 331,478,802.69 = 73,441,621.48 : x
  2. Step 2: Convert to fraction form
    221,033,697.88/331,478,802.69 = 73,441,621.48/x
  3. Step 3: Cross multiply
    221,033,697.88x = 331,478,802.69 × 73,441,621.48
  4. Step 4: Simplify right side
    221,033,697.88x = 24,344,340,755,802,588
  5. Step 5: Solve for x
    x = 24,344,340,755,802,588/221,033,697.88
  6. Step 6: Final answer
    x = 110,138,594.20

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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.