Home / 397,162,460.40-595,743,690.60-193,089,116.40

Finding the Fourth Proportional to 397,162,460.40, 595,743,690.60 and 193,089,116.40

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Solution

The fourth proportional to 397,162,460.40, 595,743,690.60 and 193,089,116.40 is: 289,633,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,162,460.40 : 595,743,690.60 = 193,089,116.40 : x
  2. Step 2: Convert to fraction form
    397,162,460.40/595,743,690.60 = 193,089,116.40/x
  3. Step 3: Cross multiply
    397,162,460.40x = 595,743,690.60 × 193,089,116.40
  4. Step 4: Simplify right side
    397,162,460.40x = 115,031,622,818,828,992
  5. Step 5: Solve for x
    x = 115,031,622,818,828,992/397,162,460.40
  6. Step 6: Final answer
    x = 289,633,674.60

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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.