Home / 167,014,647.52-250,440,009.80-68,628,530.50

Finding the Fourth Proportional to 167,014,647.52, 250,440,009.80 and 68,628,530.50

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Solution

The fourth proportional to 167,014,647.52, 250,440,009.80 and 68,628,530.50 is: 102,909,116.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,014,647.52 : 250,440,009.80 = 68,628,530.50 : x
  2. Step 2: Convert to fraction form
    167,014,647.52/250,440,009.80 = 68,628,530.50/x
  3. Step 3: Cross multiply
    167,014,647.52x = 250,440,009.80 × 68,628,530.50
  4. Step 4: Simplify right side
    167,014,647.52x = 17,187,329,850,979,600
  5. Step 5: Solve for x
    x = 17,187,329,850,979,600/167,014,647.52
  6. Step 6: Final answer
    x = 102,909,116.69

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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.