Home / 352,829,881.19-486,905,639.72-196,193,625.14

Finding the Fourth Proportional to 352,829,881.19, 486,905,639.72 and 196,193,625.14

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Solution

The fourth proportional to 352,829,881.19, 486,905,639.72 and 196,193,625.14 is: 270,747,427.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,829,881.19 : 486,905,639.72 = 196,193,625.14 : x
  2. Step 2: Convert to fraction form
    352,829,881.19/486,905,639.72 = 196,193,625.14/x
  3. Step 3: Cross multiply
    352,829,881.19x = 486,905,639.72 × 196,193,625.14
  4. Step 4: Simplify right side
    352,829,881.19x = 95,527,782,558,013,872
  5. Step 5: Solve for x
    x = 95,527,782,558,013,872/352,829,881.19
  6. Step 6: Final answer
    x = 270,747,427.16

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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.