Home / 223,545,396.83-308,439,876.96-187,917,294.67

Finding the Fourth Proportional to 223,545,396.83, 308,439,876.96 and 187,917,294.67

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Solution

The fourth proportional to 223,545,396.83, 308,439,876.96 and 187,917,294.67 is: 259,281,506.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,545,396.83 : 308,439,876.96 = 187,917,294.67 : x
  2. Step 2: Convert to fraction form
    223,545,396.83/308,439,876.96 = 187,917,294.67/x
  3. Step 3: Cross multiply
    223,545,396.83x = 308,439,876.96 × 187,917,294.67
  4. Step 4: Simplify right side
    223,545,396.83x = 57,961,187,245,899,760
  5. Step 5: Solve for x
    x = 57,961,187,245,899,760/223,545,396.83
  6. Step 6: Final answer
    x = 259,281,506.43

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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.