Home / 533,358,147,692.30-736,032,387,892.20-289,487,615,911.04

Finding the Fourth Proportional to 533,358,147,692.30, 736,032,387,892.20 and 289,487,615,911.04

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Solution

The fourth proportional to 533,358,147,692.30, 736,032,387,892.20 and 289,487,615,911.04 is: 399,491,902,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,358,147,692.30 : 736,032,387,892.20 = 289,487,615,911.04 : x
  2. Step 2: Convert to fraction form
    533,358,147,692.30/736,032,387,892.20 = 289,487,615,911.04/x
  3. Step 3: Cross multiply
    533,358,147,692.30x = 736,032,387,892.20 × 289,487,615,911.04
  4. Step 4: Simplify right side
    533,358,147,692.30x = 213,072,261,204,222,781,947,904
  5. Step 5: Solve for x
    x = 213,072,261,204,222,781,947,904/533,358,147,692.30
  6. Step 6: Final answer
    x = 399,491,902,628.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.