Home / 375,389,290.22-518,067,897.99-208,177,918.70

Finding the Fourth Proportional to 375,389,290.22, 518,067,897.99 and 208,177,918.70

Calculator

Solution

The fourth proportional to 375,389,290.22, 518,067,897.99 and 208,177,918.70 is: 287,302,540.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,389,290.22 : 518,067,897.99 = 208,177,918.70 : x
  2. Step 2: Convert to fraction form
    375,389,290.22/518,067,897.99 = 208,177,918.70/x
  3. Step 3: Cross multiply
    375,389,290.22x = 518,067,897.99 × 208,177,918.70
  4. Step 4: Simplify right side
    375,389,290.22x = 107,850,296,748,842,112
  5. Step 5: Solve for x
    x = 107,850,296,748,842,112/375,389,290.22
  6. Step 6: Final answer
    x = 287,302,540.48

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.