Home / 419,129,804,593.55-628,694,706,890.30-230,402,776,062.35

Finding the Fourth Proportional to 419,129,804,593.55, 628,694,706,890.30 and 230,402,776,062.35

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Solution

The fourth proportional to 419,129,804,593.55, 628,694,706,890.30 and 230,402,776,062.35 is: 345,604,164,093.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,129,804,593.55 : 628,694,706,890.30 = 230,402,776,062.35 : x
  2. Step 2: Convert to fraction form
    419,129,804,593.55/628,694,706,890.30 = 230,402,776,062.35/x
  3. Step 3: Cross multiply
    419,129,804,593.55x = 628,694,706,890.30 × 230,402,776,062.35
  4. Step 4: Simplify right side
    419,129,804,593.55x = 144,853,005,763,230,585,323,520
  5. Step 5: Solve for x
    x = 144,853,005,763,230,585,323,520/419,129,804,593.55
  6. Step 6: Final answer
    x = 345,604,164,093.51

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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.