Home / 296,338,540.80-444,507,811.20-193,026,410.40

Finding the Fourth Proportional to 296,338,540.80, 444,507,811.20 and 193,026,410.40

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Solution

The fourth proportional to 296,338,540.80, 444,507,811.20 and 193,026,410.40 is: 289,539,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,338,540.80 : 444,507,811.20 = 193,026,410.40 : x
  2. Step 2: Convert to fraction form
    296,338,540.80/444,507,811.20 = 193,026,410.40/x
  3. Step 3: Cross multiply
    296,338,540.80x = 444,507,811.20 × 193,026,410.40
  4. Step 4: Simplify right side
    296,338,540.80x = 85,801,747,190,696,912
  5. Step 5: Solve for x
    x = 85,801,747,190,696,912/296,338,540.80
  6. Step 6: Final answer
    x = 289,539,615.60

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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.