Home / 459,946,205.60-690,255,231.60-323,897,309.60

Finding the Fourth Proportional to 459,946,205.60, 690,255,231.60 and 323,897,309.60

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Solution

The fourth proportional to 459,946,205.60, 690,255,231.60 and 323,897,309.60 is: 486,082,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,946,205.60 : 690,255,231.60 = 323,897,309.60 : x
  2. Step 2: Convert to fraction form
    459,946,205.60/690,255,231.60 = 323,897,309.60/x
  3. Step 3: Cross multiply
    459,946,205.60x = 690,255,231.60 × 323,897,309.60
  4. Step 4: Simplify right side
    459,946,205.60x = 223,571,812,452,564,928
  5. Step 5: Solve for x
    x = 223,571,812,452,564,928/459,946,205.60
  6. Step 6: Final answer
    x = 486,082,523.85

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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.