Home / 209,732,453.67-314,507,512.11-60,133,971.23

Finding the Fourth Proportional to 209,732,453.67, 314,507,512.11 and 60,133,971.23

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Solution

The fourth proportional to 209,732,453.67, 314,507,512.11 and 60,133,971.23 is: 90,174,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,732,453.67 : 314,507,512.11 = 60,133,971.23 : x
  2. Step 2: Convert to fraction form
    209,732,453.67/314,507,512.11 = 60,133,971.23/x
  3. Step 3: Cross multiply
    209,732,453.67x = 314,507,512.11 × 60,133,971.23
  4. Step 4: Simplify right side
    209,732,453.67x = 18,912,585,683,269,080
  5. Step 5: Solve for x
    x = 18,912,585,683,269,080/209,732,453.67
  6. Step 6: Final answer
    x = 90,174,817.26

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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.