Home / 1,216,267,888.76-1,824,217,496.89-331,022,231.84

Finding the Fourth Proportional to 1,216,267,888.76, 1,824,217,496.89 and 331,022,231.84

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Solution

The fourth proportional to 1,216,267,888.76, 1,824,217,496.89 and 331,022,231.84 is: 496,483,178.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,267,888.76 : 1,824,217,496.89 = 331,022,231.84 : x
  2. Step 2: Convert to fraction form
    1,216,267,888.76/1,824,217,496.89 = 331,022,231.84/x
  3. Step 3: Cross multiply
    1,216,267,888.76x = 1,824,217,496.89 × 331,022,231.84
  4. Step 4: Simplify right side
    1,216,267,888.76x = 603,856,547,171,329,792
  5. Step 5: Solve for x
    x = 603,856,547,171,329,792/1,216,267,888.76
  6. Step 6: Final answer
    x = 496,483,178.38

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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.