Home / 7,814,212,617.78-11,714,729,492.88-3,389,299,334.33

Finding the Fourth Proportional to 7,814,212,617.78, 11,714,729,492.88 and 3,389,299,334.33

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Solution

The fourth proportional to 7,814,212,617.78, 11,714,729,492.88 and 3,389,299,334.33 is: 5,081,090,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814,212,617.78 : 11,714,729,492.88 = 3,389,299,334.33 : x
  2. Step 2: Convert to fraction form
    7,814,212,617.78/11,714,729,492.88 = 3,389,299,334.33/x
  3. Step 3: Cross multiply
    7,814,212,617.78x = 11,714,729,492.88 × 3,389,299,334.33
  4. Step 4: Simplify right side
    7,814,212,617.78x = 39,704,724,872,015,626,240
  5. Step 5: Solve for x
    x = 39,704,724,872,015,626,240/7,814,212,617.78
  6. Step 6: Final answer
    x = 5,081,090,931.88

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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.