Home / 262,942,452.30-394,413,678.46-160,905,780.30

Finding the Fourth Proportional to 262,942,452.30, 394,413,678.46 and 160,905,780.30

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Solution

The fourth proportional to 262,942,452.30, 394,413,678.46 and 160,905,780.30 is: 241,358,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,942,452.30 : 394,413,678.46 = 160,905,780.30 : x
  2. Step 2: Convert to fraction form
    262,942,452.30/394,413,678.46 = 160,905,780.30/x
  3. Step 3: Cross multiply
    262,942,452.30x = 394,413,678.46 × 160,905,780.30
  4. Step 4: Simplify right side
    262,942,452.30x = 63,463,440,693,599,600
  5. Step 5: Solve for x
    x = 63,463,440,693,599,600/262,942,452.30
  6. Step 6: Final answer
    x = 241,358,670.46

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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.