Home / 215,635,331.60-323,452,997.40-192,344,656.40

Finding the Fourth Proportional to 215,635,331.60, 323,452,997.40 and 192,344,656.40

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Solution

The fourth proportional to 215,635,331.60, 323,452,997.40 and 192,344,656.40 is: 288,516,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,635,331.60 : 323,452,997.40 = 192,344,656.40 : x
  2. Step 2: Convert to fraction form
    215,635,331.60/323,452,997.40 = 192,344,656.40/x
  3. Step 3: Cross multiply
    215,635,331.60x = 323,452,997.40 × 192,344,656.40
  4. Step 4: Simplify right side
    215,635,331.60x = 62,214,455,646,453,088
  5. Step 5: Solve for x
    x = 62,214,455,646,453,088/215,635,331.60
  6. Step 6: Final answer
    x = 288,516,984.60

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1.5x scale

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.