Home / 644,443,953,466.35-889,333,537,760.15-351,469,584,592.43

Finding the Fourth Proportional to 644,443,953,466.35, 889,333,537,760.15 and 351,469,584,592.43

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Solution

The fourth proportional to 644,443,953,466.35, 889,333,537,760.15 and 351,469,584,592.43 is: 485,028,507,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,443,953,466.35 : 889,333,537,760.15 = 351,469,584,592.43 : x
  2. Step 2: Convert to fraction form
    644,443,953,466.35/889,333,537,760.15 = 351,469,584,592.43/x
  3. Step 3: Cross multiply
    644,443,953,466.35x = 889,333,537,760.15 × 351,469,584,592.43
  4. Step 4: Simplify right side
    644,443,953,466.35x = 312,573,689,080,676,060,495,872
  5. Step 5: Solve for x
    x = 312,573,689,080,676,060,495,872/644,443,953,466.35
  6. Step 6: Final answer
    x = 485,028,507,753.70

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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.