Home / 255,087,238.60-382,630,857.90-204,068,902.60

Finding the Fourth Proportional to 255,087,238.60, 382,630,857.90 and 204,068,902.60

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Solution

The fourth proportional to 255,087,238.60, 382,630,857.90 and 204,068,902.60 is: 306,103,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,087,238.60 : 382,630,857.90 = 204,068,902.60 : x
  2. Step 2: Convert to fraction form
    255,087,238.60/382,630,857.90 = 204,068,902.60/x
  3. Step 3: Cross multiply
    255,087,238.60x = 382,630,857.90 × 204,068,902.60
  4. Step 4: Simplify right side
    255,087,238.60x = 78,083,059,272,549,536
  5. Step 5: Solve for x
    x = 78,083,059,272,549,536/255,087,238.60
  6. Step 6: Final answer
    x = 306,103,353.90

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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.