Home / 236,198,166.78-325,953,673.16-131,776,254.21

Finding the Fourth Proportional to 236,198,166.78, 325,953,673.16 and 131,776,254.21

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Solution

The fourth proportional to 236,198,166.78, 325,953,673.16 and 131,776,254.21 is: 181,851,344.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,198,166.78 : 325,953,673.16 = 131,776,254.21 : x
  2. Step 2: Convert to fraction form
    236,198,166.78/325,953,673.16 = 131,776,254.21/x
  3. Step 3: Cross multiply
    236,198,166.78x = 325,953,673.16 × 131,776,254.21
  4. Step 4: Simplify right side
    236,198,166.78x = 42,952,954,094,356,528
  5. Step 5: Solve for x
    x = 42,952,954,094,356,528/236,198,166.78
  6. Step 6: Final answer
    x = 181,851,344.06

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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.