Home / 55,427,351,661.20-83,141,027,491.80-54,325,355,603.60

Finding the Fourth Proportional to 55,427,351,661.20, 83,141,027,491.80 and 54,325,355,603.60

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Solution

The fourth proportional to 55,427,351,661.20, 83,141,027,491.80 and 54,325,355,603.60 is: 81,488,033,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,427,351,661.20 : 83,141,027,491.80 = 54,325,355,603.60 : x
  2. Step 2: Convert to fraction form
    55,427,351,661.20/83,141,027,491.80 = 54,325,355,603.60/x
  3. Step 3: Cross multiply
    55,427,351,661.20x = 83,141,027,491.80 × 54,325,355,603.60
  4. Step 4: Simplify right side
    55,427,351,661.20x = 4,516,665,883,740,718,759,936
  5. Step 5: Solve for x
    x = 4,516,665,883,740,718,759,936/55,427,351,661.20
  6. Step 6: Final answer
    x = 81,488,033,405.40

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1.5x scale

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.