Home / 209,310,132.03-313,941,241.65-55,968,145.89

Finding the Fourth Proportional to 209,310,132.03, 313,941,241.65 and 55,968,145.89

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Solution

The fourth proportional to 209,310,132.03, 313,941,241.65 and 55,968,145.89 is: 83,945,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,310,132.03 : 313,941,241.65 = 55,968,145.89 : x
  2. Step 2: Convert to fraction form
    209,310,132.03/313,941,241.65 = 55,968,145.89/x
  3. Step 3: Cross multiply
    209,310,132.03x = 313,941,241.65 × 55,968,145.89
  4. Step 4: Simplify right side
    209,310,132.03x = 17,570,709,213,554,944
  5. Step 5: Solve for x
    x = 17,570,709,213,554,944/209,310,132.03
  6. Step 6: Final answer
    x = 83,945,813.05

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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.