Home / 45,342,125.20-68,145,898.20-39,502,867.60

Finding the Fourth Proportional to 45,342,125.20, 68,145,898.20 and 39,502,867.60

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Solution

The fourth proportional to 45,342,125.20, 68,145,898.20 and 39,502,867.60 is: 59,369,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,342,125.20 : 68,145,898.20 = 39,502,867.60 : x
  2. Step 2: Convert to fraction form
    45,342,125.20/68,145,898.20 = 39,502,867.60/x
  3. Step 3: Cross multiply
    45,342,125.20x = 68,145,898.20 × 39,502,867.60
  4. Step 4: Simplify right side
    45,342,125.20x = 2,691,958,394,077,678.50
  5. Step 5: Solve for x
    x = 2,691,958,394,077,678.50/45,342,125.20
  6. Step 6: Final answer
    x = 59,369,921.07

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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.