Home / 12,519,152,469.28-17,276,819,197.20-6,880,265,852.32

Finding the Fourth Proportional to 12,519,152,469.28, 17,276,819,197.20 and 6,880,265,852.32

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Solution

The fourth proportional to 12,519,152,469.28, 17,276,819,197.20 and 6,880,265,852.32 is: 9,494,980,546.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519,152,469.28 : 17,276,819,197.20 = 6,880,265,852.32 : x
  2. Step 2: Convert to fraction form
    12,519,152,469.28/17,276,819,197.20 = 6,880,265,852.32/x
  3. Step 3: Cross multiply
    12,519,152,469.28x = 17,276,819,197.20 × 6,880,265,852.32
  4. Step 4: Simplify right side
    12,519,152,469.28x = 118,869,109,159,201,800,192
  5. Step 5: Solve for x
    x = 118,869,109,159,201,800,192/12,519,152,469.28
  6. Step 6: Final answer
    x = 9,494,980,546.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.