Home / 639,527,853,863.64-959,299,150,087.40-231,145,242,134.32

Finding the Fourth Proportional to 639,527,853,863.64, 959,299,150,087.40 and 231,145,242,134.32

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Solution

The fourth proportional to 639,527,853,863.64, 959,299,150,087.40 and 231,145,242,134.32 is: 346,720,526,692.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,527,853,863.64 : 959,299,150,087.40 = 231,145,242,134.32 : x
  2. Step 2: Convert to fraction form
    639,527,853,863.64/959,299,150,087.40 = 231,145,242,134.32/x
  3. Step 3: Cross multiply
    639,527,853,863.64x = 959,299,150,087.40 × 231,145,242,134.32
  4. Step 4: Simplify right side
    639,527,853,863.64x = 221,737,434,326,199,452,041,216
  5. Step 5: Solve for x
    x = 221,737,434,326,199,452,041,216/639,527,853,863.64
  6. Step 6: Final answer
    x = 346,720,526,692.62

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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.