Home / 81,446,448.43-122,006,098.98-37,665,840.60

Finding the Fourth Proportional to 81,446,448.43, 122,006,098.98 and 37,665,840.60

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Solution

The fourth proportional to 81,446,448.43, 122,006,098.98 and 37,665,840.60 is: 56,423,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,446,448.43 : 122,006,098.98 = 37,665,840.60 : x
  2. Step 2: Convert to fraction form
    81,446,448.43/122,006,098.98 = 37,665,840.60/x
  3. Step 3: Cross multiply
    81,446,448.43x = 122,006,098.98 × 37,665,840.60
  4. Step 4: Simplify right side
    81,446,448.43x = 4,595,462,276,408,503
  5. Step 5: Solve for x
    x = 4,595,462,276,408,503/81,446,448.43
  6. Step 6: Final answer
    x = 56,423,114.39

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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.