Home / 109,930,237.35-164,988,358.20-45,280,439.70

Finding the Fourth Proportional to 109,930,237.35, 164,988,358.20 and 45,280,439.70

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Solution

The fourth proportional to 109,930,237.35, 164,988,358.20 and 45,280,439.70 is: 67,958,967.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,930,237.35 : 164,988,358.20 = 45,280,439.70 : x
  2. Step 2: Convert to fraction form
    109,930,237.35/164,988,358.20 = 45,280,439.70/x
  3. Step 3: Cross multiply
    109,930,237.35x = 164,988,358.20 × 45,280,439.70
  4. Step 4: Simplify right side
    109,930,237.35x = 7,470,745,404,677,100
  5. Step 5: Solve for x
    x = 7,470,745,404,677,100/109,930,237.35
  6. Step 6: Final answer
    x = 67,958,967.29

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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.