Home / 283,945,962.78-425,918,944.08-68,535,210.78

Finding the Fourth Proportional to 283,945,962.78, 425,918,944.08 and 68,535,210.78

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Solution

The fourth proportional to 283,945,962.78, 425,918,944.08 and 68,535,210.78 is: 102,802,816.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,945,962.78 : 425,918,944.08 = 68,535,210.78 : x
  2. Step 2: Convert to fraction form
    283,945,962.78/425,918,944.08 = 68,535,210.78/x
  3. Step 3: Cross multiply
    283,945,962.78x = 425,918,944.08 × 68,535,210.78
  4. Step 4: Simplify right side
    283,945,962.78x = 29,190,444,607,717,832
  5. Step 5: Solve for x
    x = 29,190,444,607,717,832/283,945,962.78
  6. Step 6: Final answer
    x = 102,802,816.15

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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.