Home / 253,456,368.96-349,729,837.20-147,627,201.36

Finding the Fourth Proportional to 253,456,368.96, 349,729,837.20 and 147,627,201.36

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Solution

The fourth proportional to 253,456,368.96, 349,729,837.20 and 147,627,201.36 is: 203,702,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,456,368.96 : 349,729,837.20 = 147,627,201.36 : x
  2. Step 2: Convert to fraction form
    253,456,368.96/349,729,837.20 = 147,627,201.36/x
  3. Step 3: Cross multiply
    253,456,368.96x = 349,729,837.20 × 147,627,201.36
  4. Step 4: Simplify right side
    253,456,368.96x = 51,629,637,097,924,424
  5. Step 5: Solve for x
    x = 51,629,637,097,924,424/253,456,368.96
  6. Step 6: Final answer
    x = 203,702,267.61

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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.