Home / 262,324,986.74-361,877,727.49-156,403,699.73

Finding the Fourth Proportional to 262,324,986.74, 361,877,727.49 and 156,403,699.73

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Solution

The fourth proportional to 262,324,986.74, 361,877,727.49 and 156,403,699.73 is: 215,759,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,324,986.74 : 361,877,727.49 = 156,403,699.73 : x
  2. Step 2: Convert to fraction form
    262,324,986.74/361,877,727.49 = 156,403,699.73/x
  3. Step 3: Cross multiply
    262,324,986.74x = 361,877,727.49 × 156,403,699.73
  4. Step 4: Simplify right side
    262,324,986.74x = 56,599,015,429,320,728
  5. Step 5: Solve for x
    x = 56,599,015,429,320,728/262,324,986.74
  6. Step 6: Final answer
    x = 215,759,147.20

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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.