Home / 79,281,504,003.60-118,922,256,005.40-55,726,338,272.40

Finding the Fourth Proportional to 79,281,504,003.60, 118,922,256,005.40 and 55,726,338,272.40

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Solution

The fourth proportional to 79,281,504,003.60, 118,922,256,005.40 and 55,726,338,272.40 is: 83,589,507,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,281,504,003.60 : 118,922,256,005.40 = 55,726,338,272.40 : x
  2. Step 2: Convert to fraction form
    79,281,504,003.60/118,922,256,005.40 = 55,726,338,272.40/x
  3. Step 3: Cross multiply
    79,281,504,003.60x = 118,922,256,005.40 × 55,726,338,272.40
  4. Step 4: Simplify right side
    79,281,504,003.60x = 6,627,101,866,273,872,543,744
  5. Step 5: Solve for x
    x = 6,627,101,866,273,872,543,744/79,281,504,003.60
  6. Step 6: Final answer
    x = 83,589,507,408.60

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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.