Home / 355,707,257.64-533,743,286.70-171,631,718.88

Finding the Fourth Proportional to 355,707,257.64, 533,743,286.70 and 171,631,718.88

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Solution

The fourth proportional to 355,707,257.64, 533,743,286.70 and 171,631,718.88 is: 257,535,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,707,257.64 : 533,743,286.70 = 171,631,718.88 : x
  2. Step 2: Convert to fraction form
    355,707,257.64/533,743,286.70 = 171,631,718.88/x
  3. Step 3: Cross multiply
    355,707,257.64x = 533,743,286.70 × 171,631,718.88
  4. Step 4: Simplify right side
    355,707,257.64x = 91,607,277,736,981,632
  5. Step 5: Solve for x
    x = 91,607,277,736,981,632/355,707,257.64
  6. Step 6: Final answer
    x = 257,535,587.96

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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.