Home / 203,012,982.42-280,150,665.69-114,905,088.24

Finding the Fourth Proportional to 203,012,982.42, 280,150,665.69 and 114,905,088.24

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Solution

The fourth proportional to 203,012,982.42, 280,150,665.69 and 114,905,088.24 is: 158,564,918.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,012,982.42 : 280,150,665.69 = 114,905,088.24 : x
  2. Step 2: Convert to fraction form
    203,012,982.42/280,150,665.69 = 114,905,088.24/x
  3. Step 3: Cross multiply
    203,012,982.42x = 280,150,665.69 × 114,905,088.24
  4. Step 4: Simplify right side
    203,012,982.42x = 32,190,736,960,122,728
  5. Step 5: Solve for x
    x = 32,190,736,960,122,728/203,012,982.42
  6. Step 6: Final answer
    x = 158,564,918.24

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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.