Home / 443,973,820.51-666,190,358.20-322,156,472.23

Finding the Fourth Proportional to 443,973,820.51, 666,190,358.20 and 322,156,472.23

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Solution

The fourth proportional to 443,973,820.51, 666,190,358.20 and 322,156,472.23 is: 483,401,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,973,820.51 : 666,190,358.20 = 322,156,472.23 : x
  2. Step 2: Convert to fraction form
    443,973,820.51/666,190,358.20 = 322,156,472.23/x
  3. Step 3: Cross multiply
    443,973,820.51x = 666,190,358.20 × 322,156,472.23
  4. Step 4: Simplify right side
    443,973,820.51x = 214,617,535,630,089,280
  5. Step 5: Solve for x
    x = 214,617,535,630,089,280/443,973,820.51
  6. Step 6: Final answer
    x = 483,401,330.70

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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.