Home / 4,978,528,668.20-7,467,793,002.30-2,499,037,538.60

Finding the Fourth Proportional to 4,978,528,668.20, 7,467,793,002.30 and 2,499,037,538.60

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Solution

The fourth proportional to 4,978,528,668.20, 7,467,793,002.30 and 2,499,037,538.60 is: 3,748,556,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,978,528,668.20 : 7,467,793,002.30 = 2,499,037,538.60 : x
  2. Step 2: Convert to fraction form
    4,978,528,668.20/7,467,793,002.30 = 2,499,037,538.60/x
  3. Step 3: Cross multiply
    4,978,528,668.20x = 7,467,793,002.30 × 2,499,037,538.60
  4. Step 4: Simplify right side
    4,978,528,668.20x = 18,662,295,043,242,094,592
  5. Step 5: Solve for x
    x = 18,662,295,043,242,094,592/4,978,528,668.20
  6. Step 6: Final answer
    x = 3,748,556,307.90

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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.