Home / 277,396,151.82-382,801,998.06-153,634,171.74

Finding the Fourth Proportional to 277,396,151.82, 382,801,998.06 and 153,634,171.74

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Solution

The fourth proportional to 277,396,151.82, 382,801,998.06 and 153,634,171.74 is: 212,012,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,396,151.82 : 382,801,998.06 = 153,634,171.74 : x
  2. Step 2: Convert to fraction form
    277,396,151.82/382,801,998.06 = 153,634,171.74/x
  3. Step 3: Cross multiply
    277,396,151.82x = 382,801,998.06 × 153,634,171.74
  4. Step 4: Simplify right side
    277,396,151.82x = 58,811,467,912,365,192
  5. Step 5: Solve for x
    x = 58,811,467,912,365,192/277,396,151.82
  6. Step 6: Final answer
    x = 212,012,558.67

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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.