Home / 619,482,022.30-929,223,033.45-274,068,991.90

Finding the Fourth Proportional to 619,482,022.30, 929,223,033.45 and 274,068,991.90

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Solution

The fourth proportional to 619,482,022.30, 929,223,033.45 and 274,068,991.90 is: 411,103,487.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,482,022.30 : 929,223,033.45 = 274,068,991.90 : x
  2. Step 2: Convert to fraction form
    619,482,022.30/929,223,033.45 = 274,068,991.90/x
  3. Step 3: Cross multiply
    619,482,022.30x = 929,223,033.45 × 274,068,991.90
  4. Step 4: Simplify right side
    619,482,022.30x = 254,671,220,027,901,472
  5. Step 5: Solve for x
    x = 254,671,220,027,901,472/619,482,022.30
  6. Step 6: Final answer
    x = 411,103,487.85

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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.