Home / 1,236,197,379,614.70-1,854,296,069,422.10-1,187,437,455,288.30

Finding the Fourth Proportional to 1,236,197,379,614.70, 1,854,296,069,422.10 and 1,187,437,455,288.30

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Solution

The fourth proportional to 1,236,197,379,614.70, 1,854,296,069,422.10 and 1,187,437,455,288.30 is: 1,781,156,182,932.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,197,379,614.70 : 1,854,296,069,422.10 = 1,187,437,455,288.30 : x
  2. Step 2: Convert to fraction form
    1,236,197,379,614.70/1,854,296,069,422.10 = 1,187,437,455,288.30/x
  3. Step 3: Cross multiply
    1,236,197,379,614.70x = 1,854,296,069,422.10 × 1,187,437,455,288.30
  4. Step 4: Simplify right side
    1,236,197,379,614.70x = 2,201,860,606,025,675,592,171,520
  5. Step 5: Solve for x
    x = 2,201,860,606,025,675,592,171,520/1,236,197,379,614.70
  6. Step 6: Final answer
    x = 1,781,156,182,932.50

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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.