Home / 534,235,574.40-801,353,361.60-443,536,310.40

Finding the Fourth Proportional to 534,235,574.40, 801,353,361.60 and 443,536,310.40

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Solution

The fourth proportional to 534,235,574.40, 801,353,361.60 and 443,536,310.40 is: 665,304,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,235,574.40 : 801,353,361.60 = 443,536,310.40 : x
  2. Step 2: Convert to fraction form
    534,235,574.40/801,353,361.60 = 443,536,310.40/x
  3. Step 3: Cross multiply
    534,235,574.40x = 801,353,361.60 × 443,536,310.40
  4. Step 4: Simplify right side
    534,235,574.40x = 355,429,313,330,701,056
  5. Step 5: Solve for x
    x = 355,429,313,330,701,056/534,235,574.40
  6. Step 6: Final answer
    x = 665,304,465.60

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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.