Home / 702,469,410.17-1,053,295,676.46-265,803,826.64

Finding the Fourth Proportional to 702,469,410.17, 1,053,295,676.46 and 265,803,826.64

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Solution

The fourth proportional to 702,469,410.17, 1,053,295,676.46 and 265,803,826.64 is: 398,551,192.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,469,410.17 : 1,053,295,676.46 = 265,803,826.64 : x
  2. Step 2: Convert to fraction form
    702,469,410.17/1,053,295,676.46 = 265,803,826.64/x
  3. Step 3: Cross multiply
    702,469,410.17x = 1,053,295,676.46 × 265,803,826.64
  4. Step 4: Simplify right side
    702,469,410.17x = 279,970,021,381,168,896
  5. Step 5: Solve for x
    x = 279,970,021,381,168,896/702,469,410.17
  6. Step 6: Final answer
    x = 398,551,192.88

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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.