Home / 102,940,997.70-154,411,496.55-34,782,705.30

Finding the Fourth Proportional to 102,940,997.70, 154,411,496.55 and 34,782,705.30

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Solution

The fourth proportional to 102,940,997.70, 154,411,496.55 and 34,782,705.30 is: 52,174,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,940,997.70 : 154,411,496.55 = 34,782,705.30 : x
  2. Step 2: Convert to fraction form
    102,940,997.70/154,411,496.55 = 34,782,705.30/x
  3. Step 3: Cross multiply
    102,940,997.70x = 154,411,496.55 × 34,782,705.30
  4. Step 4: Simplify right side
    102,940,997.70x = 5,370,849,579,430,617
  5. Step 5: Solve for x
    x = 5,370,849,579,430,617/102,940,997.70
  6. Step 6: Final answer
    x = 52,174,057.95

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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.