Home / 1,236,197,379,612.70-1,854,296,069,419.10-1,187,437,455,286.30

Finding the Fourth Proportional to 1,236,197,379,612.70, 1,854,296,069,419.10 and 1,187,437,455,286.30

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Solution

The fourth proportional to 1,236,197,379,612.70, 1,854,296,069,419.10 and 1,187,437,455,286.30 is: 1,781,156,182,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,197,379,612.70 : 1,854,296,069,419.10 = 1,187,437,455,286.30 : x
  2. Step 2: Convert to fraction form
    1,236,197,379,612.70/1,854,296,069,419.10 = 1,187,437,455,286.30/x
  3. Step 3: Cross multiply
    1,236,197,379,612.70x = 1,854,296,069,419.10 × 1,187,437,455,286.30
  4. Step 4: Simplify right side
    1,236,197,379,612.70x = 2,201,860,606,018,404,480,974,848
  5. Step 5: Solve for x
    x = 2,201,860,606,018,404,480,974,848/1,236,197,379,612.70
  6. Step 6: Final answer
    x = 1,781,156,182,929.50

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Double scale
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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.