Home / 77,954,936.40-116,932,404.60-56,035,947.60

Finding the Fourth Proportional to 77,954,936.40, 116,932,404.60 and 56,035,947.60

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Solution

The fourth proportional to 77,954,936.40, 116,932,404.60 and 56,035,947.60 is: 84,053,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,954,936.40 : 116,932,404.60 = 56,035,947.60 : x
  2. Step 2: Convert to fraction form
    77,954,936.40/116,932,404.60 = 56,035,947.60/x
  3. Step 3: Cross multiply
    77,954,936.40x = 116,932,404.60 × 56,035,947.60
  4. Step 4: Simplify right side
    77,954,936.40x = 6,552,418,096,907,599
  5. Step 5: Solve for x
    x = 6,552,418,096,907,599/77,954,936.40
  6. Step 6: Final answer
    x = 84,053,921.40

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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.