Home / 303,032,090.16-418,184,408.43-163,802,851.56

Finding the Fourth Proportional to 303,032,090.16, 418,184,408.43 and 163,802,851.56

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Solution

The fourth proportional to 303,032,090.16, 418,184,408.43 and 163,802,851.56 is: 226,048,002.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,032,090.16 : 418,184,408.43 = 163,802,851.56 : x
  2. Step 2: Convert to fraction form
    303,032,090.16/418,184,408.43 = 163,802,851.56/x
  3. Step 3: Cross multiply
    303,032,090.16x = 418,184,408.43 × 163,802,851.56
  4. Step 4: Simplify right side
    303,032,090.16x = 68,499,798,578,765,704
  5. Step 5: Solve for x
    x = 68,499,798,578,765,704/303,032,090.16
  6. Step 6: Final answer
    x = 226,048,002.19

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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.