Home / 409,647,984,573.78-565,301,946,122.82-226,752,583,024.62

Finding the Fourth Proportional to 409,647,984,573.78, 565,301,946,122.82 and 226,752,583,024.62

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Solution

The fourth proportional to 409,647,984,573.78, 565,301,946,122.82 and 226,752,583,024.62 is: 312,911,771,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,647,984,573.78 : 565,301,946,122.82 = 226,752,583,024.62 : x
  2. Step 2: Convert to fraction form
    409,647,984,573.78/565,301,946,122.82 = 226,752,583,024.62/x
  3. Step 3: Cross multiply
    409,647,984,573.78x = 565,301,946,122.82 × 226,752,583,024.62
  4. Step 4: Simplify right side
    409,647,984,573.78x = 128,183,676,472,193,995,243,520
  5. Step 5: Solve for x
    x = 128,183,676,472,193,995,243,520/409,647,984,573.78
  6. Step 6: Final answer
    x = 312,911,771,323.77

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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.