Home / 44,262,136.80-66,393,205.20-43,978,701.60

Finding the Fourth Proportional to 44,262,136.80, 66,393,205.20 and 43,978,701.60

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Solution

The fourth proportional to 44,262,136.80, 66,393,205.20 and 43,978,701.60 is: 65,968,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,262,136.80 : 66,393,205.20 = 43,978,701.60 : x
  2. Step 2: Convert to fraction form
    44,262,136.80/66,393,205.20 = 43,978,701.60/x
  3. Step 3: Cross multiply
    44,262,136.80x = 66,393,205.20 × 43,978,701.60
  4. Step 4: Simplify right side
    44,262,136.80x = 2,919,886,959,758,368.50
  5. Step 5: Solve for x
    x = 2,919,886,959,758,368.50/44,262,136.80
  6. Step 6: Final answer
    x = 65,968,052.40

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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.