Home / 236,198,164.78-325,953,670.35-131,776,252.17

Finding the Fourth Proportional to 236,198,164.78, 325,953,670.35 and 131,776,252.17

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Solution

The fourth proportional to 236,198,164.78, 325,953,670.35 and 131,776,252.17 is: 181,851,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,198,164.78 : 325,953,670.35 = 131,776,252.17 : x
  2. Step 2: Convert to fraction form
    236,198,164.78/325,953,670.35 = 131,776,252.17/x
  3. Step 3: Cross multiply
    236,198,164.78x = 325,953,670.35 × 131,776,252.17
  4. Step 4: Simplify right side
    236,198,164.78x = 42,952,953,059,778,656
  5. Step 5: Solve for x
    x = 42,952,953,059,778,656/236,198,164.78
  6. Step 6: Final answer
    x = 181,851,341.22

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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.