Home / 579,702,408.30-869,255,743.05-170,705,414.70

Finding the Fourth Proportional to 579,702,408.30, 869,255,743.05 and 170,705,414.70

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Solution

The fourth proportional to 579,702,408.30, 869,255,743.05 and 170,705,414.70 is: 255,970,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,702,408.30 : 869,255,743.05 = 170,705,414.70 : x
  2. Step 2: Convert to fraction form
    579,702,408.30/869,255,743.05 = 170,705,414.70/x
  3. Step 3: Cross multiply
    579,702,408.30x = 869,255,743.05 × 170,705,414.70
  4. Step 4: Simplify right side
    579,702,408.30x = 148,386,662,097,706,880
  5. Step 5: Solve for x
    x = 148,386,662,097,706,880/579,702,408.30
  6. Step 6: Final answer
    x = 255,970,408.22

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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.