Home / 259,579,663.12-358,219,952.62-142,104,993.36

Finding the Fourth Proportional to 259,579,663.12, 358,219,952.62 and 142,104,993.36

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Solution

The fourth proportional to 259,579,663.12, 358,219,952.62 and 142,104,993.36 is: 196,104,900.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,579,663.12 : 358,219,952.62 = 142,104,993.36 : x
  2. Step 2: Convert to fraction form
    259,579,663.12/358,219,952.62 = 142,104,993.36/x
  3. Step 3: Cross multiply
    259,579,663.12x = 358,219,952.62 × 142,104,993.36
  4. Step 4: Simplify right side
    259,579,663.12x = 50,904,843,989,250,672
  5. Step 5: Solve for x
    x = 50,904,843,989,250,672/259,579,663.12
  6. Step 6: Final answer
    x = 196,104,900.43

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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.