Home / 7,112,502,886.90-10,664,618,887.44-2,691,263,853.64

Finding the Fourth Proportional to 7,112,502,886.90, 10,664,618,887.44 and 2,691,263,853.64

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Solution

The fourth proportional to 7,112,502,886.90, 10,664,618,887.44 and 2,691,263,853.64 is: 4,035,330,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,502,886.90 : 10,664,618,887.44 = 2,691,263,853.64 : x
  2. Step 2: Convert to fraction form
    7,112,502,886.90/10,664,618,887.44 = 2,691,263,853.64/x
  3. Step 3: Cross multiply
    7,112,502,886.90x = 10,664,618,887.44 × 2,691,263,853.64
  4. Step 4: Simplify right side
    7,112,502,886.90x = 28,701,303,324,613,705,728
  5. Step 5: Solve for x
    x = 28,701,303,324,613,705,728/7,112,502,886.90
  6. Step 6: Final answer
    x = 4,035,330,991.22

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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.