Home / 2,638,952,018,167.20-3,958,428,027,250.80-1,048,978,331,311.20

Finding the Fourth Proportional to 2,638,952,018,167.20, 3,958,428,027,250.80 and 1,048,978,331,311.20

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Solution

The fourth proportional to 2,638,952,018,167.20, 3,958,428,027,250.80 and 1,048,978,331,311.20 is: 1,573,467,496,966.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,952,018,167.20 : 3,958,428,027,250.80 = 1,048,978,331,311.20 : x
  2. Step 2: Convert to fraction form
    2,638,952,018,167.20/3,958,428,027,250.80 = 1,048,978,331,311.20/x
  3. Step 3: Cross multiply
    2,638,952,018,167.20x = 3,958,428,027,250.80 × 1,048,978,331,311.20
  4. Step 4: Simplify right side
    2,638,952,018,167.20x = 4,152,305,226,641,029,365,497,856
  5. Step 5: Solve for x
    x = 4,152,305,226,641,029,365,497,856/2,638,952,018,167.20
  6. Step 6: Final answer
    x = 1,573,467,496,966.80

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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.