Home / 170,970,129.12-235,938,979.94-92,653,682.16

Finding the Fourth Proportional to 170,970,129.12, 235,938,979.94 and 92,653,682.16

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Solution

The fourth proportional to 170,970,129.12, 235,938,979.94 and 92,653,682.16 is: 127,862,190.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,970,129.12 : 235,938,979.94 = 92,653,682.16 : x
  2. Step 2: Convert to fraction form
    170,970,129.12/235,938,979.94 = 92,653,682.16/x
  3. Step 3: Cross multiply
    170,970,129.12x = 235,938,979.94 × 92,653,682.16
  4. Step 4: Simplify right side
    170,970,129.12x = 21,860,615,256,052,108
  5. Step 5: Solve for x
    x = 21,860,615,256,052,108/170,970,129.12
  6. Step 6: Final answer
    x = 127,862,190.71

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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.