Home / 221,414,507.47-331,993,269.24-104,828,884.70

Finding the Fourth Proportional to 221,414,507.47, 331,993,269.24 and 104,828,884.70

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Solution

The fourth proportional to 221,414,507.47, 331,993,269.24 and 104,828,884.70 is: 157,182,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,414,507.47 : 331,993,269.24 = 104,828,884.70 : x
  2. Step 2: Convert to fraction form
    221,414,507.47/331,993,269.24 = 104,828,884.70/x
  3. Step 3: Cross multiply
    221,414,507.47x = 331,993,269.24 × 104,828,884.70
  4. Step 4: Simplify right side
    221,414,507.47x = 34,802,484,140,282,936
  5. Step 5: Solve for x
    x = 34,802,484,140,282,936/221,414,507.47
  6. Step 6: Final answer
    x = 157,182,492.41

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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.