Home / 530,373,857,091.42-732,052,102,924.30-345,436,413,523.76

Finding the Fourth Proportional to 530,373,857,091.42, 732,052,102,924.30 and 345,436,413,523.76

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Solution

The fourth proportional to 530,373,857,091.42, 732,052,102,924.30 and 345,436,413,523.76 is: 476,790,945,793.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,373,857,091.42 : 732,052,102,924.30 = 345,436,413,523.76 : x
  2. Step 2: Convert to fraction form
    530,373,857,091.42/732,052,102,924.30 = 345,436,413,523.76/x
  3. Step 3: Cross multiply
    530,373,857,091.42x = 732,052,102,924.30 × 345,436,413,523.76
  4. Step 4: Simplify right side
    530,373,857,091.42x = 252,877,452,946,696,631,746,560
  5. Step 5: Solve for x
    x = 252,877,452,946,696,631,746,560/530,373,857,091.42
  6. Step 6: Final answer
    x = 476,790,945,793.37

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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.