Home / 254,844,386.92-351,674,059.62-143,344,530.28

Finding the Fourth Proportional to 254,844,386.92, 351,674,059.62 and 143,344,530.28

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Solution

The fourth proportional to 254,844,386.92, 351,674,059.62 and 143,344,530.28 is: 197,809,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,844,386.92 : 351,674,059.62 = 143,344,530.28 : x
  2. Step 2: Convert to fraction form
    254,844,386.92/351,674,059.62 = 143,344,530.28/x
  3. Step 3: Cross multiply
    254,844,386.92x = 351,674,059.62 × 143,344,530.28
  4. Step 4: Simplify right side
    254,844,386.92x = 50,410,552,887,889,616
  5. Step 5: Solve for x
    x = 50,410,552,887,889,616/254,844,386.92
  6. Step 6: Final answer
    x = 197,809,155.21

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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.