Home / 1,137,399,372,715.30-1,569,610,755,494.90-623,554,134,644.88

Finding the Fourth Proportional to 1,137,399,372,715.30, 1,569,610,755,494.90 and 623,554,134,644.88

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Solution

The fourth proportional to 1,137,399,372,715.30, 1,569,610,755,494.90 and 623,554,134,644.88 is: 860,504,498,112.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,399,372,715.30 : 1,569,610,755,494.90 = 623,554,134,644.88 : x
  2. Step 2: Convert to fraction form
    1,137,399,372,715.30/1,569,610,755,494.90 = 623,554,134,644.88/x
  3. Step 3: Cross multiply
    1,137,399,372,715.30x = 1,569,610,755,494.90 × 623,554,134,644.88
  4. Step 4: Simplify right side
    1,137,399,372,715.30x = 978,737,276,371,918,596,866,048
  5. Step 5: Solve for x
    x = 978,737,276,371,918,596,866,048/1,137,399,372,715.30
  6. Step 6: Final answer
    x = 860,504,498,112.56

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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.