Home / 443,973,820.32-666,190,357.92-322,156,472.04

Finding the Fourth Proportional to 443,973,820.32, 666,190,357.92 and 322,156,472.04

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Solution

The fourth proportional to 443,973,820.32, 666,190,357.92 and 322,156,472.04 is: 483,401,330.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,973,820.32 : 666,190,357.92 = 322,156,472.04 : x
  2. Step 2: Convert to fraction form
    443,973,820.32/666,190,357.92 = 322,156,472.04/x
  3. Step 3: Cross multiply
    443,973,820.32x = 666,190,357.92 × 322,156,472.04
  4. Step 4: Simplify right side
    443,973,820.32x = 214,617,535,414,572,064
  5. Step 5: Solve for x
    x = 214,617,535,414,572,064/443,973,820.32
  6. Step 6: Final answer
    x = 483,401,330.42

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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.