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Finding the Fourth Proportional to 242,583,609.60, 363,627,408.60 and 119,572,732.80

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Solution

The fourth proportional to 242,583,609.60, 363,627,408.60 and 119,572,732.80 is: 179,236,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,583,609.60 : 363,627,408.60 = 119,572,732.80 : x
  2. Step 2: Convert to fraction form
    242,583,609.60/363,627,408.60 = 119,572,732.80/x
  3. Step 3: Cross multiply
    242,583,609.60x = 363,627,408.60 × 119,572,732.80
  4. Step 4: Simplify right side
    242,583,609.60x = 43,479,922,967,284,224
  5. Step 5: Solve for x
    x = 43,479,922,967,284,224/242,583,609.60
  6. Step 6: Final answer
    x = 179,236,853.80

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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.