Home / 205,231,744.98-283,216,307.49-111,145,127.67

Finding the Fourth Proportional to 205,231,744.98, 283,216,307.49 and 111,145,127.67

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Solution

The fourth proportional to 205,231,744.98, 283,216,307.49 and 111,145,127.67 is: 153,378,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,231,744.98 : 283,216,307.49 = 111,145,127.67 : x
  2. Step 2: Convert to fraction form
    205,231,744.98/283,216,307.49 = 111,145,127.67/x
  3. Step 3: Cross multiply
    205,231,744.98x = 283,216,307.49 × 111,145,127.67
  4. Step 4: Simplify right side
    205,231,744.98x = 31,478,112,654,202,028
  5. Step 5: Solve for x
    x = 31,478,112,654,202,028/205,231,744.98
  6. Step 6: Final answer
    x = 153,378,380.41

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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.