Home / 8,258,112,026.40-12,387,168,039.60-7,355,150,464.80

Finding the Fourth Proportional to 8,258,112,026.40, 12,387,168,039.60 and 7,355,150,464.80

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Solution

The fourth proportional to 8,258,112,026.40, 12,387,168,039.60 and 7,355,150,464.80 is: 11,032,725,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258,112,026.40 : 12,387,168,039.60 = 7,355,150,464.80 : x
  2. Step 2: Convert to fraction form
    8,258,112,026.40/12,387,168,039.60 = 7,355,150,464.80/x
  3. Step 3: Cross multiply
    8,258,112,026.40x = 12,387,168,039.60 × 7,355,150,464.80
  4. Step 4: Simplify right side
    8,258,112,026.40x = 91,109,484,764,019,654,656
  5. Step 5: Solve for x
    x = 91,109,484,764,019,654,656/8,258,112,026.40
  6. Step 6: Final answer
    x = 11,032,725,697.20

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Double scale
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Similar ratio
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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.