Home / 113,735,998.40-170,554,231.20-45,556,030.40

Finding the Fourth Proportional to 113,735,998.40, 170,554,231.20 and 45,556,030.40

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Solution

The fourth proportional to 113,735,998.40, 170,554,231.20 and 45,556,030.40 is: 68,314,112.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,735,998.40 : 170,554,231.20 = 45,556,030.40 : x
  2. Step 2: Convert to fraction form
    113,735,998.40/170,554,231.20 = 45,556,030.40/x
  3. Step 3: Cross multiply
    113,735,998.40x = 170,554,231.20 × 45,556,030.40
  4. Step 4: Simplify right side
    113,735,998.40x = 7,769,773,741,395,828
  5. Step 5: Solve for x
    x = 7,769,773,741,395,828/113,735,998.40
  6. Step 6: Final answer
    x = 68,314,112.07

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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.