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Finding the Fourth Proportional to 895,933,269.60, 1,236,387,654 and 483,867,477.60

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Solution

The fourth proportional to 895,933,269.60, 1,236,387,654 and 483,867,477.60 is: 667,736,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,933,269.60 : 1,236,387,654 = 483,867,477.60 : x
  2. Step 2: Convert to fraction form
    895,933,269.60/1,236,387,654 = 483,867,477.60/x
  3. Step 3: Cross multiply
    895,933,269.60x = 1,236,387,654 × 483,867,477.60
  4. Step 4: Simplify right side
    895,933,269.60x = 598,247,775,476,761,600
  5. Step 5: Solve for x
    x = 598,247,775,476,761,600/895,933,269.60
  6. Step 6: Final answer
    x = 667,736,979.72

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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.