Home / 331,971,825.70-458,161,475.43-192,742,587.46

Finding the Fourth Proportional to 331,971,825.70, 458,161,475.43 and 192,742,587.46

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Solution

The fourth proportional to 331,971,825.70, 458,161,475.43 and 192,742,587.46 is: 266,008,201.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,971,825.70 : 458,161,475.43 = 192,742,587.46 : x
  2. Step 2: Convert to fraction form
    331,971,825.70/458,161,475.43 = 192,742,587.46/x
  3. Step 3: Cross multiply
    331,971,825.70x = 458,161,475.43 × 192,742,587.46
  4. Step 4: Simplify right side
    331,971,825.70x = 88,307,228,248,869,424
  5. Step 5: Solve for x
    x = 88,307,228,248,869,424/331,971,825.70
  6. Step 6: Final answer
    x = 266,008,201.34

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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.