Home / 315,893,034.09-435,914,197.43-174,755,938.41

Finding the Fourth Proportional to 315,893,034.09, 435,914,197.43 and 174,755,938.41

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Solution

The fourth proportional to 315,893,034.09, 435,914,197.43 and 174,755,938.41 is: 241,153,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,893,034.09 : 435,914,197.43 = 174,755,938.41 : x
  2. Step 2: Convert to fraction form
    315,893,034.09/435,914,197.43 = 174,755,938.41/x
  3. Step 3: Cross multiply
    315,893,034.09x = 435,914,197.43 × 174,755,938.41
  4. Step 4: Simplify right side
    315,893,034.09x = 76,178,594,637,247,888
  5. Step 5: Solve for x
    x = 76,178,594,637,247,888/315,893,034.09
  6. Step 6: Final answer
    x = 241,153,132.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.