Home / 691,096,372.60-1,036,644,558.90-230,974,754.80

Finding the Fourth Proportional to 691,096,372.60, 1,036,644,558.90 and 230,974,754.80

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Solution

The fourth proportional to 691,096,372.60, 1,036,644,558.90 and 230,974,754.80 is: 346,462,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,096,372.60 : 1,036,644,558.90 = 230,974,754.80 : x
  2. Step 2: Convert to fraction form
    691,096,372.60/1,036,644,558.90 = 230,974,754.80/x
  3. Step 3: Cross multiply
    691,096,372.60x = 1,036,644,558.90 × 230,974,754.80
  4. Step 4: Simplify right side
    691,096,372.60x = 239,438,722,806,681,664
  5. Step 5: Solve for x
    x = 239,438,722,806,681,664/691,096,372.60
  6. Step 6: Final answer
    x = 346,462,132.20

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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.