Home / 384,313,692.80-576,545,188.80-165,963,612.80

Finding the Fourth Proportional to 384,313,692.80, 576,545,188.80 and 165,963,612.80

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Solution

The fourth proportional to 384,313,692.80, 576,545,188.80 and 165,963,612.80 is: 248,977,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,313,692.80 : 576,545,188.80 = 165,963,612.80 : x
  2. Step 2: Convert to fraction form
    384,313,692.80/576,545,188.80 = 165,963,612.80/x
  3. Step 3: Cross multiply
    384,313,692.80x = 576,545,188.80 × 165,963,612.80
  4. Step 4: Simplify right side
    384,313,692.80x = 95,685,522,475,706,096
  5. Step 5: Solve for x
    x = 95,685,522,475,706,096/384,313,692.80
  6. Step 6: Final answer
    x = 248,977,656.19

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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.