Home / 118,675,810.65-178,045,208.78-41,990,842.65

Finding the Fourth Proportional to 118,675,810.65, 178,045,208.78 and 41,990,842.65

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Solution

The fourth proportional to 118,675,810.65, 178,045,208.78 and 41,990,842.65 is: 62,997,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,675,810.65 : 178,045,208.78 = 41,990,842.65 : x
  2. Step 2: Convert to fraction form
    118,675,810.65/178,045,208.78 = 41,990,842.65/x
  3. Step 3: Cross multiply
    118,675,810.65x = 178,045,208.78 × 41,990,842.65
  4. Step 4: Simplify right side
    118,675,810.65x = 7,476,268,346,467,378
  5. Step 5: Solve for x
    x = 7,476,268,346,467,378/118,675,810.65
  6. Step 6: Final answer
    x = 62,997,407.02

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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.