Home / 66,820,229.40-100,230,344.10-32,808,005.40

Finding the Fourth Proportional to 66,820,229.40, 100,230,344.10 and 32,808,005.40

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Solution

The fourth proportional to 66,820,229.40, 100,230,344.10 and 32,808,005.40 is: 49,212,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,820,229.40 : 100,230,344.10 = 32,808,005.40 : x
  2. Step 2: Convert to fraction form
    66,820,229.40/100,230,344.10 = 32,808,005.40/x
  3. Step 3: Cross multiply
    66,820,229.40x = 100,230,344.10 × 32,808,005.40
  4. Step 4: Simplify right side
    66,820,229.40x = 3,288,357,670,476,658
  5. Step 5: Solve for x
    x = 3,288,357,670,476,658/66,820,229.40
  6. Step 6: Final answer
    x = 49,212,008.10

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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.