Home / 66,155,616.36-91,294,826.40-36,786,318.36

Finding the Fourth Proportional to 66,155,616.36, 91,294,826.40 and 36,786,318.36

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Solution

The fourth proportional to 66,155,616.36, 91,294,826.40 and 36,786,318.36 is: 50,765,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,155,616.36 : 91,294,826.40 = 36,786,318.36 : x
  2. Step 2: Convert to fraction form
    66,155,616.36/91,294,826.40 = 36,786,318.36/x
  3. Step 3: Cross multiply
    66,155,616.36x = 91,294,826.40 × 36,786,318.36
  4. Step 4: Simplify right side
    66,155,616.36x = 3,358,400,548,571,333
  5. Step 5: Solve for x
    x = 3,358,400,548,571,333/66,155,616.36
  6. Step 6: Final answer
    x = 50,765,161.50

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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.