Home / 77,263,936.80-115,895,905.20-23,404,250.40

Finding the Fourth Proportional to 77,263,936.80, 115,895,905.20 and 23,404,250.40

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Solution

The fourth proportional to 77,263,936.80, 115,895,905.20 and 23,404,250.40 is: 35,106,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,263,936.80 : 115,895,905.20 = 23,404,250.40 : x
  2. Step 2: Convert to fraction form
    77,263,936.80/115,895,905.20 = 23,404,250.40/x
  3. Step 3: Cross multiply
    77,263,936.80x = 115,895,905.20 × 23,404,250.40
  4. Step 4: Simplify right side
    77,263,936.80x = 2,712,456,785,635,462
  5. Step 5: Solve for x
    x = 2,712,456,785,635,462/77,263,936.80
  6. Step 6: Final answer
    x = 35,106,375.60

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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.