Home / 89,084,837.70-133,627,256.55-82,627,829.55

Finding the Fourth Proportional to 89,084,837.70, 133,627,256.55 and 82,627,829.55

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Solution

The fourth proportional to 89,084,837.70, 133,627,256.55 and 82,627,829.55 is: 123,941,744.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,084,837.70 : 133,627,256.55 = 82,627,829.55 : x
  2. Step 2: Convert to fraction form
    89,084,837.70/133,627,256.55 = 82,627,829.55/x
  3. Step 3: Cross multiply
    89,084,837.70x = 133,627,256.55 × 82,627,829.55
  4. Step 4: Simplify right side
    89,084,837.70x = 11,041,330,177,447,520
  5. Step 5: Solve for x
    x = 11,041,330,177,447,520/89,084,837.70
  6. Step 6: Final answer
    x = 123,941,744.33

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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.