Home / 408,147,681,772.20-612,221,522,658.30-184,564,926,085.80

Finding the Fourth Proportional to 408,147,681,772.20, 612,221,522,658.30 and 184,564,926,085.80

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Solution

The fourth proportional to 408,147,681,772.20, 612,221,522,658.30 and 184,564,926,085.80 is: 276,847,389,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,147,681,772.20 : 612,221,522,658.30 = 184,564,926,085.80 : x
  2. Step 2: Convert to fraction form
    408,147,681,772.20/612,221,522,658.30 = 184,564,926,085.80/x
  3. Step 3: Cross multiply
    408,147,681,772.20x = 612,221,522,658.30 × 184,564,926,085.80
  4. Step 4: Simplify right side
    408,147,681,772.20x = 112,994,620,077,565,078,929,408
  5. Step 5: Solve for x
    x = 112,994,620,077,565,078,929,408/408,147,681,772.20
  6. Step 6: Final answer
    x = 276,847,389,128.70

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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.