Home / 172,969,969.73-238,698,534.29-94,653,502.46

Finding the Fourth Proportional to 172,969,969.73, 238,698,534.29 and 94,653,502.46

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Solution

The fourth proportional to 172,969,969.73, 238,698,534.29 and 94,653,502.46 is: 130,621,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,969,969.73 : 238,698,534.29 = 94,653,502.46 : x
  2. Step 2: Convert to fraction form
    172,969,969.73/238,698,534.29 = 94,653,502.46/x
  3. Step 3: Cross multiply
    172,969,969.73x = 238,698,534.29 × 94,653,502.46
  4. Step 4: Simplify right side
    172,969,969.73x = 22,593,652,301,845,268
  5. Step 5: Solve for x
    x = 22,593,652,301,845,268/172,969,969.73
  6. Step 6: Final answer
    x = 130,621,820.29

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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.