Home / 8,729,213,236.45-13,102,097,983.22-5,402,966,237.48

Finding the Fourth Proportional to 8,729,213,236.45, 13,102,097,983.22 and 5,402,966,237.48

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Solution

The fourth proportional to 8,729,213,236.45, 13,102,097,983.22 and 5,402,966,237.48 is: 8,109,573,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,213,236.45 : 13,102,097,983.22 = 5,402,966,237.48 : x
  2. Step 2: Convert to fraction form
    8,729,213,236.45/13,102,097,983.22 = 5,402,966,237.48/x
  3. Step 3: Cross multiply
    8,729,213,236.45x = 13,102,097,983.22 × 5,402,966,237.48
  4. Step 4: Simplify right side
    8,729,213,236.45x = 70,790,193,043,540,107,264
  5. Step 5: Solve for x
    x = 70,790,193,043,540,107,264/8,729,213,236.45
  6. Step 6: Final answer
    x = 8,109,573,122.58

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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.