Home / 172,562,713.80-258,844,070.70-153,751,014.60

Finding the Fourth Proportional to 172,562,713.80, 258,844,070.70 and 153,751,014.60

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Solution

The fourth proportional to 172,562,713.80, 258,844,070.70 and 153,751,014.60 is: 230,626,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,562,713.80 : 258,844,070.70 = 153,751,014.60 : x
  2. Step 2: Convert to fraction form
    172,562,713.80/258,844,070.70 = 153,751,014.60/x
  3. Step 3: Cross multiply
    172,562,713.80x = 258,844,070.70 × 153,751,014.60
  4. Step 4: Simplify right side
    172,562,713.80x = 39,797,538,493,319,128
  5. Step 5: Solve for x
    x = 39,797,538,493,319,128/172,562,713.80
  6. Step 6: Final answer
    x = 230,626,521.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.