Home / 207,200,104.60-310,912,131.30-92,202,395.80

Finding the Fourth Proportional to 207,200,104.60, 310,912,131.30 and 92,202,395.80

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Solution

The fourth proportional to 207,200,104.60, 310,912,131.30 and 92,202,395.80 is: 138,353,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,200,104.60 : 310,912,131.30 = 92,202,395.80 : x
  2. Step 2: Convert to fraction form
    207,200,104.60/310,912,131.30 = 92,202,395.80/x
  3. Step 3: Cross multiply
    207,200,104.60x = 310,912,131.30 × 92,202,395.80
  4. Step 4: Simplify right side
    207,200,104.60x = 28,666,843,389,144,168
  5. Step 5: Solve for x
    x = 28,666,843,389,144,168/207,200,104.60
  6. Step 6: Final answer
    x = 138,353,421.42

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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.