Home / 196,830,180.80-295,245,271.20-185,492,772.80

Finding the Fourth Proportional to 196,830,180.80, 295,245,271.20 and 185,492,772.80

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Solution

The fourth proportional to 196,830,180.80, 295,245,271.20 and 185,492,772.80 is: 278,239,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,830,180.80 : 295,245,271.20 = 185,492,772.80 : x
  2. Step 2: Convert to fraction form
    196,830,180.80/295,245,271.20 = 185,492,772.80/x
  3. Step 3: Cross multiply
    196,830,180.80x = 295,245,271.20 × 185,492,772.80
  4. Step 4: Simplify right side
    196,830,180.80x = 54,765,864,010,975,984
  5. Step 5: Solve for x
    x = 54,765,864,010,975,984/196,830,180.80
  6. Step 6: Final answer
    x = 278,239,159.20

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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.