Home / 81,446,448.30-122,006,098.81-37,665,840.48

Finding the Fourth Proportional to 81,446,448.30, 122,006,098.81 and 37,665,840.48

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Solution

The fourth proportional to 81,446,448.30, 122,006,098.81 and 37,665,840.48 is: 56,423,114.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,446,448.30 : 122,006,098.81 = 37,665,840.48 : x
  2. Step 2: Convert to fraction form
    81,446,448.30/122,006,098.81 = 37,665,840.48/x
  3. Step 3: Cross multiply
    81,446,448.30x = 122,006,098.81 × 37,665,840.48
  4. Step 4: Simplify right side
    81,446,448.30x = 4,595,462,254,965,398
  5. Step 5: Solve for x
    x = 4,595,462,254,965,398/81,446,448.30
  6. Step 6: Final answer
    x = 56,423,114.22

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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.