Home / 355,894,489.64-533,465,068.26-161,942,106.58

Finding the Fourth Proportional to 355,894,489.64, 533,465,068.26 and 161,942,106.58

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Solution

The fourth proportional to 355,894,489.64, 533,465,068.26 and 161,942,106.58 is: 242,741,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,894,489.64 : 533,465,068.26 = 161,942,106.58 : x
  2. Step 2: Convert to fraction form
    355,894,489.64/533,465,068.26 = 161,942,106.58/x
  3. Step 3: Cross multiply
    355,894,489.64x = 533,465,068.26 × 161,942,106.58
  4. Step 4: Simplify right side
    355,894,489.64x = 86,390,456,938,200,560
  5. Step 5: Solve for x
    x = 86,390,456,938,200,560/355,894,489.64
  6. Step 6: Final answer
    x = 242,741,766.04

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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.