Home / 207,200,110.60-310,912,140.30-92,202,401.80

Finding the Fourth Proportional to 207,200,110.60, 310,912,140.30 and 92,202,401.80

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Solution

The fourth proportional to 207,200,110.60, 310,912,140.30 and 92,202,401.80 is: 138,353,430.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,200,110.60 : 310,912,140.30 = 92,202,401.80 : x
  2. Step 2: Convert to fraction form
    207,200,110.60/310,912,140.30 = 92,202,401.80/x
  3. Step 3: Cross multiply
    207,200,110.60x = 310,912,140.30 × 92,202,401.80
  4. Step 4: Simplify right side
    207,200,110.60x = 28,666,846,084,438,572
  5. Step 5: Solve for x
    x = 28,666,846,084,438,572/207,200,110.60
  6. Step 6: Final answer
    x = 138,353,430.42

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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.