Home / 253,456,380.96-349,729,853.74-147,627,213.36

Finding the Fourth Proportional to 253,456,380.96, 349,729,853.74 and 147,627,213.36

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Solution

The fourth proportional to 253,456,380.96, 349,729,853.74 and 147,627,213.36 is: 203,702,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,456,380.96 : 349,729,853.74 = 147,627,213.36 : x
  2. Step 2: Convert to fraction form
    253,456,380.96/349,729,853.74 = 147,627,213.36/x
  3. Step 3: Cross multiply
    253,456,380.96x = 349,729,853.74 × 147,627,213.36
  4. Step 4: Simplify right side
    253,456,380.96x = 51,629,643,736,436,584
  5. Step 5: Solve for x
    x = 51,629,643,736,436,584/253,456,380.96
  6. Step 6: Final answer
    x = 203,702,284.16

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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.