Home / 7,972,085,086.40-11,958,127,629.60-3,312,410,398.40

Finding the Fourth Proportional to 7,972,085,086.40, 11,958,127,629.60 and 3,312,410,398.40

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Solution

The fourth proportional to 7,972,085,086.40, 11,958,127,629.60 and 3,312,410,398.40 is: 4,968,615,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,085,086.40 : 11,958,127,629.60 = 3,312,410,398.40 : x
  2. Step 2: Convert to fraction form
    7,972,085,086.40/11,958,127,629.60 = 3,312,410,398.40/x
  3. Step 3: Cross multiply
    7,972,085,086.40x = 11,958,127,629.60 × 3,312,410,398.40
  4. Step 4: Simplify right side
    7,972,085,086.40x = 39,610,226,305,681,383,424
  5. Step 5: Solve for x
    x = 39,610,226,305,681,383,424/7,972,085,086.40
  6. Step 6: Final answer
    x = 4,968,615,597.60

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Double scale
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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.