Home / 354,315,817.60-532,040,596.80-268,151,516.80

Finding the Fourth Proportional to 354,315,817.60, 532,040,596.80 and 268,151,516.80

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Solution

The fourth proportional to 354,315,817.60, 532,040,596.80 and 268,151,516.80 is: 402,656,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,315,817.60 : 532,040,596.80 = 268,151,516.80 : x
  2. Step 2: Convert to fraction form
    354,315,817.60/532,040,596.80 = 268,151,516.80/x
  3. Step 3: Cross multiply
    354,315,817.60x = 532,040,596.80 × 268,151,516.80
  4. Step 4: Simplify right side
    354,315,817.60x = 142,667,493,031,097,232
  5. Step 5: Solve for x
    x = 142,667,493,031,097,232/354,315,817.60
  6. Step 6: Final answer
    x = 402,656,291.21

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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.