Home / 151,954,204.19-209,673,612.29-85,850,583.23

Finding the Fourth Proportional to 151,954,204.19, 209,673,612.29 and 85,850,583.23

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Solution

The fourth proportional to 151,954,204.19, 209,673,612.29 and 85,850,583.23 is: 118,460,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,954,204.19 : 209,673,612.29 = 85,850,583.23 : x
  2. Step 2: Convert to fraction form
    151,954,204.19/209,673,612.29 = 85,850,583.23/x
  3. Step 3: Cross multiply
    151,954,204.19x = 209,673,612.29 × 85,850,583.23
  4. Step 4: Simplify right side
    151,954,204.19x = 18,000,601,902,608,144
  5. Step 5: Solve for x
    x = 18,000,601,902,608,144/151,954,204.19
  6. Step 6: Final answer
    x = 118,460,703.33

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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.