Home / 1,233,637,861.37-1,850,463,090.61-415,757,248.25

Finding the Fourth Proportional to 1,233,637,861.37, 1,850,463,090.61 and 415,757,248.25

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Solution

The fourth proportional to 1,233,637,861.37, 1,850,463,090.61 and 415,757,248.25 is: 623,637,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,637,861.37 : 1,850,463,090.61 = 415,757,248.25 : x
  2. Step 2: Convert to fraction form
    1,233,637,861.37/1,850,463,090.61 = 415,757,248.25/x
  3. Step 3: Cross multiply
    1,233,637,861.37x = 1,850,463,090.61 × 415,757,248.25
  4. Step 4: Simplify right side
    1,233,637,861.37x = 769,343,442,529,912,320
  5. Step 5: Solve for x
    x = 769,343,442,529,912,320/1,233,637,861.37
  6. Step 6: Final answer
    x = 623,637,995.09

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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.