Home / 617,308,939.53-851,887,269.81-335,051,481.69

Finding the Fourth Proportional to 617,308,939.53, 851,887,269.81 and 335,051,481.69

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Solution

The fourth proportional to 617,308,939.53, 851,887,269.81 and 335,051,481.69 is: 462,371,551.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,308,939.53 : 851,887,269.81 = 335,051,481.69 : x
  2. Step 2: Convert to fraction form
    617,308,939.53/851,887,269.81 = 335,051,481.69/x
  3. Step 3: Cross multiply
    617,308,939.53x = 851,887,269.81 × 335,051,481.69
  4. Step 4: Simplify right side
    617,308,939.53x = 285,426,091,982,689,280
  5. Step 5: Solve for x
    x = 285,426,091,982,689,280/617,308,939.53
  6. Step 6: Final answer
    x = 462,371,551.27

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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.