Home / 657,751,631.42-986,304,596.31-325,374,614.66

Finding the Fourth Proportional to 657,751,631.42, 986,304,596.31 and 325,374,614.66

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Solution

The fourth proportional to 657,751,631.42, 986,304,596.31 and 325,374,614.66 is: 487,902,215.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,751,631.42 : 986,304,596.31 = 325,374,614.66 : x
  2. Step 2: Convert to fraction form
    657,751,631.42/986,304,596.31 = 325,374,614.66/x
  3. Step 3: Cross multiply
    657,751,631.42x = 986,304,596.31 × 325,374,614.66
  4. Step 4: Simplify right side
    657,751,631.42x = 320,918,477,961,753,088
  5. Step 5: Solve for x
    x = 320,918,477,961,753,088/657,751,631.42
  6. Step 6: Final answer
    x = 487,902,215.11

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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.