Home / 349,575,905.70-524,363,858.55-220,754,607.30

Finding the Fourth Proportional to 349,575,905.70, 524,363,858.55 and 220,754,607.30

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Solution

The fourth proportional to 349,575,905.70, 524,363,858.55 and 220,754,607.30 is: 331,131,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,575,905.70 : 524,363,858.55 = 220,754,607.30 : x
  2. Step 2: Convert to fraction form
    349,575,905.70/524,363,858.55 = 220,754,607.30/x
  3. Step 3: Cross multiply
    349,575,905.70x = 524,363,858.55 × 220,754,607.30
  4. Step 4: Simplify right side
    349,575,905.70x = 115,755,737,676,518,000
  5. Step 5: Solve for x
    x = 115,755,737,676,518,000/349,575,905.70
  6. Step 6: Final answer
    x = 331,131,910.95

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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.