Home / 195,506,572.72-269,790,342.96-117,233,317.84

Finding the Fourth Proportional to 195,506,572.72, 269,790,342.96 and 117,233,317.84

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Solution

The fourth proportional to 195,506,572.72, 269,790,342.96 and 117,233,317.84 is: 161,776,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,506,572.72 : 269,790,342.96 = 117,233,317.84 : x
  2. Step 2: Convert to fraction form
    195,506,572.72/269,790,342.96 = 117,233,317.84/x
  3. Step 3: Cross multiply
    195,506,572.72x = 269,790,342.96 × 117,233,317.84
  4. Step 4: Simplify right side
    195,506,572.72x = 31,628,417,026,392,284
  5. Step 5: Solve for x
    x = 31,628,417,026,392,284/195,506,572.72
  6. Step 6: Final answer
    x = 161,776,745.34

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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.