Home / 325,445,375.22-449,117,913.51-176,769,399.48

Finding the Fourth Proportional to 325,445,375.22, 449,117,913.51 and 176,769,399.48

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Solution

The fourth proportional to 325,445,375.22, 449,117,913.51 and 176,769,399.48 is: 243,943,561.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,445,375.22 : 449,117,913.51 = 176,769,399.48 : x
  2. Step 2: Convert to fraction form
    325,445,375.22/449,117,913.51 = 176,769,399.48/x
  3. Step 3: Cross multiply
    325,445,375.22x = 449,117,913.51 × 176,769,399.48
  4. Step 4: Simplify right side
    325,445,375.22x = 79,390,303,866,873,280
  5. Step 5: Solve for x
    x = 79,390,303,866,873,280/325,445,375.22
  6. Step 6: Final answer
    x = 243,943,561.38

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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.