Home / 171,398,608.48-236,602,461.84-115,719,453.28

Finding the Fourth Proportional to 171,398,608.48, 236,602,461.84 and 115,719,453.28

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Solution

The fourth proportional to 171,398,608.48, 236,602,461.84 and 115,719,453.28 is: 159,741,714.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,398,608.48 : 236,602,461.84 = 115,719,453.28 : x
  2. Step 2: Convert to fraction form
    171,398,608.48/236,602,461.84 = 115,719,453.28/x
  3. Step 3: Cross multiply
    171,398,608.48x = 236,602,461.84 × 115,719,453.28
  4. Step 4: Simplify right side
    171,398,608.48x = 27,379,507,528,826,864
  5. Step 5: Solve for x
    x = 27,379,507,528,826,864/171,398,608.48
  6. Step 6: Final answer
    x = 159,741,714.19

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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.