Home / 319,199,051,621.06-440,494,406,650.44-180,179,595,289.40

Finding the Fourth Proportional to 319,199,051,621.06, 440,494,406,650.44 and 180,179,595,289.40

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Solution

The fourth proportional to 319,199,051,621.06, 440,494,406,650.44 and 180,179,595,289.40 is: 248,647,680,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,199,051,621.06 : 440,494,406,650.44 = 180,179,595,289.40 : x
  2. Step 2: Convert to fraction form
    319,199,051,621.06/440,494,406,650.44 = 180,179,595,289.40/x
  3. Step 3: Cross multiply
    319,199,051,621.06x = 440,494,406,650.44 × 180,179,595,289.40
  4. Step 4: Simplify right side
    319,199,051,621.06x = 79,368,103,917,520,659,939,328
  5. Step 5: Solve for x
    x = 79,368,103,917,520,659,939,328/319,199,051,621.06
  6. Step 6: Final answer
    x = 248,647,680,857.60

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1.5x scale

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.