Home / 374,396,919,553.28-516,668,739,795.40-203,118,845,716.64

Finding the Fourth Proportional to 374,396,919,553.28, 516,668,739,795.40 and 203,118,845,716.64

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Solution

The fourth proportional to 374,396,919,553.28, 516,668,739,795.40 and 203,118,845,716.64 is: 280,304,544,626.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,396,919,553.28 : 516,668,739,795.40 = 203,118,845,716.64 : x
  2. Step 2: Convert to fraction form
    374,396,919,553.28/516,668,739,795.40 = 203,118,845,716.64/x
  3. Step 3: Cross multiply
    374,396,919,553.28x = 516,668,739,795.40 × 203,118,845,716.64
  4. Step 4: Simplify right side
    374,396,919,553.28x = 104,945,158,045,112,681,365,504
  5. Step 5: Solve for x
    x = 104,945,158,045,112,681,365,504/374,396,919,553.28
  6. Step 6: Final answer
    x = 280,304,544,626.94

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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.