Home / 201,204,003.35-301,806,005.03-139,982,000.15

Finding the Fourth Proportional to 201,204,003.35, 301,806,005.03 and 139,982,000.15

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Solution

The fourth proportional to 201,204,003.35, 301,806,005.03 and 139,982,000.15 is: 209,973,000.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,003.35 : 301,806,005.03 = 139,982,000.15 : x
  2. Step 2: Convert to fraction form
    201,204,003.35/301,806,005.03 = 139,982,000.15/x
  3. Step 3: Cross multiply
    201,204,003.35x = 301,806,005.03 × 139,982,000.15
  4. Step 4: Simplify right side
    201,204,003.35x = 42,247,408,240,680,448
  5. Step 5: Solve for x
    x = 42,247,408,240,680,448/201,204,003.35
  6. Step 6: Final answer
    x = 209,973,000.23

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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.