Home / 1,785,404,433.60-2,675,563,299.27-1,315,369,374.57

Finding the Fourth Proportional to 1,785,404,433.60, 2,675,563,299.27 and 1,315,369,374.57

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Solution

The fourth proportional to 1,785,404,433.60, 2,675,563,299.27 and 1,315,369,374.57 is: 1,971,180,286.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,404,433.60 : 2,675,563,299.27 = 1,315,369,374.57 : x
  2. Step 2: Convert to fraction form
    1,785,404,433.60/2,675,563,299.27 = 1,315,369,374.57/x
  3. Step 3: Cross multiply
    1,785,404,433.60x = 2,675,563,299.27 × 1,315,369,374.57
  4. Step 4: Simplify right side
    1,785,404,433.60x = 3,519,354,023,583,225,344
  5. Step 5: Solve for x
    x = 3,519,354,023,583,225,344/1,785,404,433.60
  6. Step 6: Final answer
    x = 1,971,180,286.86

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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.