Home / 355,392,030.80-532,836,103.80-161,396,382.80

Finding the Fourth Proportional to 355,392,030.80, 532,836,103.80 and 161,396,382.80

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Solution

The fourth proportional to 355,392,030.80, 532,836,103.80 and 161,396,382.80 is: 241,980,158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,392,030.80 : 532,836,103.80 = 161,396,382.80 : x
  2. Step 2: Convert to fraction form
    355,392,030.80/532,836,103.80 = 161,396,382.80/x
  3. Step 3: Cross multiply
    355,392,030.80x = 532,836,103.80 × 161,396,382.80
  4. Step 4: Simplify right side
    355,392,030.80x = 85,997,819,778,565,344
  5. Step 5: Solve for x
    x = 85,997,819,778,565,344/355,392,030.80
  6. Step 6: Final answer
    x = 241,980,158.04

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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.