Home / 702,469,418.92-1,053,295,689.58-265,803,835.39

Finding the Fourth Proportional to 702,469,418.92, 1,053,295,689.58 and 265,803,835.39

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Solution

The fourth proportional to 702,469,418.92, 1,053,295,689.58 and 265,803,835.39 is: 398,551,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,469,418.92 : 1,053,295,689.58 = 265,803,835.39 : x
  2. Step 2: Convert to fraction form
    702,469,418.92/1,053,295,689.58 = 265,803,835.39/x
  3. Step 3: Cross multiply
    702,469,418.92x = 1,053,295,689.58 × 265,803,835.39
  4. Step 4: Simplify right side
    702,469,418.92x = 279,970,034,090,118,848
  5. Step 5: Solve for x
    x = 279,970,034,090,118,848/702,469,418.92
  6. Step 6: Final answer
    x = 398,551,206.00

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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.