Home / 118,675,813.90-178,045,213.65-41,990,845.90

Finding the Fourth Proportional to 118,675,813.90, 178,045,213.65 and 41,990,845.90

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Solution

The fourth proportional to 118,675,813.90, 178,045,213.65 and 41,990,845.90 is: 62,997,411.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,675,813.90 : 178,045,213.65 = 41,990,845.90 : x
  2. Step 2: Convert to fraction form
    118,675,813.90/178,045,213.65 = 41,990,845.90/x
  3. Step 3: Cross multiply
    118,675,813.90x = 178,045,213.65 × 41,990,845.90
  4. Step 4: Simplify right side
    118,675,813.90x = 7,476,269,129,609,727
  5. Step 5: Solve for x
    x = 7,476,269,129,609,727/118,675,813.90
  6. Step 6: Final answer
    x = 62,997,411.89

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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.