Home / 366,070,316.46-505,175,311.53-198,805,407.18

Finding the Fourth Proportional to 366,070,316.46, 505,175,311.53 and 198,805,407.18

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Solution

The fourth proportional to 366,070,316.46, 505,175,311.53 and 198,805,407.18 is: 274,350,525.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,070,316.46 : 505,175,311.53 = 198,805,407.18 : x
  2. Step 2: Convert to fraction form
    366,070,316.46/505,175,311.53 = 198,805,407.18/x
  3. Step 3: Cross multiply
    366,070,316.46x = 505,175,311.53 × 198,805,407.18
  4. Step 4: Simplify right side
    366,070,316.46x = 100,431,583,506,004,992
  5. Step 5: Solve for x
    x = 100,431,583,506,004,992/366,070,316.46
  6. Step 6: Final answer
    x = 274,350,525.00

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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.