Home / 204,539,492,077.67-306,809,533,401.40-83,528,047,157.30

Finding the Fourth Proportional to 204,539,492,077.67, 306,809,533,401.40 and 83,528,047,157.30

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Solution

The fourth proportional to 204,539,492,077.67, 306,809,533,401.40 and 83,528,047,157.30 is: 125,292,191,321.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,539,492,077.67 : 306,809,533,401.40 = 83,528,047,157.30 : x
  2. Step 2: Convert to fraction form
    204,539,492,077.67/306,809,533,401.40 = 83,528,047,157.30/x
  3. Step 3: Cross multiply
    204,539,492,077.67x = 306,809,533,401.40 × 83,528,047,157.30
  4. Step 4: Simplify right side
    204,539,492,077.67x = 25,627,201,174,261,349,744,640
  5. Step 5: Solve for x
    x = 25,627,201,174,261,349,744,640/204,539,492,077.67
  6. Step 6: Final answer
    x = 125,292,191,321.81

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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.