Home / 437,215,538.40-655,823,307.60-114,099,410.40

Finding the Fourth Proportional to 437,215,538.40, 655,823,307.60 and 114,099,410.40

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Solution

The fourth proportional to 437,215,538.40, 655,823,307.60 and 114,099,410.40 is: 171,149,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,215,538.40 : 655,823,307.60 = 114,099,410.40 : x
  2. Step 2: Convert to fraction form
    437,215,538.40/655,823,307.60 = 114,099,410.40/x
  3. Step 3: Cross multiply
    437,215,538.40x = 655,823,307.60 × 114,099,410.40
  4. Step 4: Simplify right side
    437,215,538.40x = 74,829,052,723,737,840
  5. Step 5: Solve for x
    x = 74,829,052,723,737,840/437,215,538.40
  6. Step 6: Final answer
    x = 171,149,115.60

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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.