Home / 171,254,985.24-236,333,609.82-92,939,215.08

Finding the Fourth Proportional to 171,254,985.24, 236,333,609.82 and 92,939,215.08

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Solution

The fourth proportional to 171,254,985.24, 236,333,609.82 and 92,939,215.08 is: 128,257,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,254,985.24 : 236,333,609.82 = 92,939,215.08 : x
  2. Step 2: Convert to fraction form
    171,254,985.24/236,333,609.82 = 92,939,215.08/x
  3. Step 3: Cross multiply
    171,254,985.24x = 236,333,609.82 × 92,939,215.08
  4. Step 4: Simplify right side
    171,254,985.24x = 21,964,660,193,693,780
  5. Step 5: Solve for x
    x = 21,964,660,193,693,780/171,254,985.24
  6. Step 6: Final answer
    x = 128,257,055.78

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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.