Home / 102,940,998.70-154,411,498.05-34,782,706.30

Finding the Fourth Proportional to 102,940,998.70, 154,411,498.05 and 34,782,706.30

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Solution

The fourth proportional to 102,940,998.70, 154,411,498.05 and 34,782,706.30 is: 52,174,059.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,940,998.70 : 154,411,498.05 = 34,782,706.30 : x
  2. Step 2: Convert to fraction form
    102,940,998.70/154,411,498.05 = 34,782,706.30/x
  3. Step 3: Cross multiply
    102,940,998.70x = 154,411,498.05 × 34,782,706.30
  4. Step 4: Simplify right side
    102,940,998.70x = 5,370,849,786,016,173
  5. Step 5: Solve for x
    x = 5,370,849,786,016,173/102,940,998.70
  6. Step 6: Final answer
    x = 52,174,059.45

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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.