Home / 263,302,876.89-363,357,063.11-151,793,186.03

Finding the Fourth Proportional to 263,302,876.89, 363,357,063.11 and 151,793,186.03

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Solution

The fourth proportional to 263,302,876.89, 363,357,063.11 and 151,793,186.03 is: 209,474,073.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,302,876.89 : 363,357,063.11 = 151,793,186.03 : x
  2. Step 2: Convert to fraction form
    263,302,876.89/363,357,063.11 = 151,793,186.03/x
  3. Step 3: Cross multiply
    263,302,876.89x = 363,357,063.11 × 151,793,186.03
  4. Step 4: Simplify right side
    263,302,876.89x = 55,155,126,274,153,896
  5. Step 5: Solve for x
    x = 55,155,126,274,153,896/263,302,876.89
  6. Step 6: Final answer
    x = 209,474,073.83

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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.