Home / 443,973,821.07-666,190,359.05-322,156,472.79

Finding the Fourth Proportional to 443,973,821.07, 666,190,359.05 and 322,156,472.79

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Solution

The fourth proportional to 443,973,821.07, 666,190,359.05 and 322,156,472.79 is: 483,401,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,973,821.07 : 666,190,359.05 = 322,156,472.79 : x
  2. Step 2: Convert to fraction form
    443,973,821.07/666,190,359.05 = 322,156,472.79/x
  3. Step 3: Cross multiply
    443,973,821.07x = 666,190,359.05 × 322,156,472.79
  4. Step 4: Simplify right side
    443,973,821.07x = 214,617,536,276,640,864
  5. Step 5: Solve for x
    x = 214,617,536,276,640,864/443,973,821.07
  6. Step 6: Final answer
    x = 483,401,331.55

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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.