Home / 354,917,198.40-531,480,002.40-233,089,051.20

Finding the Fourth Proportional to 354,917,198.40, 531,480,002.40 and 233,089,051.20

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Solution

The fourth proportional to 354,917,198.40, 531,480,002.40 and 233,089,051.20 is: 349,045,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,917,198.40 : 531,480,002.40 = 233,089,051.20 : x
  2. Step 2: Convert to fraction form
    354,917,198.40/531,480,002.40 = 233,089,051.20/x
  3. Step 3: Cross multiply
    354,917,198.40x = 531,480,002.40 × 233,089,051.20
  4. Step 4: Simplify right side
    354,917,198.40x = 123,882,169,491,189,712
  5. Step 5: Solve for x
    x = 123,882,169,491,189,712/354,917,198.40
  6. Step 6: Final answer
    x = 349,045,270.42

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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.