Home / 453,743,068.45-680,614,602.68-443,665,372.45

Finding the Fourth Proportional to 453,743,068.45, 680,614,602.68 and 443,665,372.45

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Solution

The fourth proportional to 453,743,068.45, 680,614,602.68 and 443,665,372.45 is: 665,498,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,743,068.45 : 680,614,602.68 = 443,665,372.45 : x
  2. Step 2: Convert to fraction form
    453,743,068.45/680,614,602.68 = 443,665,372.45/x
  3. Step 3: Cross multiply
    453,743,068.45x = 680,614,602.68 × 443,665,372.45
  4. Step 4: Simplify right side
    453,743,068.45x = 301,965,131,190,712,640
  5. Step 5: Solve for x
    x = 301,965,131,190,712,640/453,743,068.45
  6. Step 6: Final answer
    x = 665,498,058.68

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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.