Home / 5,509,210,090.80-8,263,815,136.20-5,294,933,079.60

Finding the Fourth Proportional to 5,509,210,090.80, 8,263,815,136.20 and 5,294,933,079.60

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Solution

The fourth proportional to 5,509,210,090.80, 8,263,815,136.20 and 5,294,933,079.60 is: 7,942,399,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,210,090.80 : 8,263,815,136.20 = 5,294,933,079.60 : x
  2. Step 2: Convert to fraction form
    5,509,210,090.80/8,263,815,136.20 = 5,294,933,079.60/x
  3. Step 3: Cross multiply
    5,509,210,090.80x = 8,263,815,136.20 × 5,294,933,079.60
  4. Step 4: Simplify right side
    5,509,210,090.80x = 43,756,348,128,364,560,384
  5. Step 5: Solve for x
    x = 43,756,348,128,364,560,384/5,509,210,090.80
  6. Step 6: Final answer
    x = 7,942,399,619.40

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1.5x scale

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.