Home / 202,371,965.43-279,274,203.57-109,552,473.27

Finding the Fourth Proportional to 202,371,965.43, 279,274,203.57 and 109,552,473.27

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Solution

The fourth proportional to 202,371,965.43, 279,274,203.57 and 109,552,473.27 is: 151,182,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,371,965.43 : 279,274,203.57 = 109,552,473.27 : x
  2. Step 2: Convert to fraction form
    202,371,965.43/279,274,203.57 = 109,552,473.27/x
  3. Step 3: Cross multiply
    202,371,965.43x = 279,274,203.57 × 109,552,473.27
  4. Step 4: Simplify right side
    202,371,965.43x = 30,595,179,721,602,960
  5. Step 5: Solve for x
    x = 30,595,179,721,602,960/202,371,965.43
  6. Step 6: Final answer
    x = 151,182,895.60

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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.