Home / 383,652,011.60-575,561,998.20-189,656,363.60

Finding the Fourth Proportional to 383,652,011.60, 575,561,998.20 and 189,656,363.60

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Solution

The fourth proportional to 383,652,011.60, 575,561,998.20 and 189,656,363.60 is: 284,526,060.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,652,011.60 : 575,561,998.20 = 189,656,363.60 : x
  2. Step 2: Convert to fraction form
    383,652,011.60/575,561,998.20 = 189,656,363.60/x
  3. Step 3: Cross multiply
    383,652,011.60x = 575,561,998.20 × 189,656,363.60
  4. Step 4: Simplify right side
    383,652,011.60x = 109,158,995,604,961,744
  5. Step 5: Solve for x
    x = 109,158,995,604,961,744/383,652,011.60
  6. Step 6: Final answer
    x = 284,526,060.87

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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.