Home / 245,532,030,008.20-368,298,045,012.30-119,843,257,438.60

Finding the Fourth Proportional to 245,532,030,008.20, 368,298,045,012.30 and 119,843,257,438.60

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Solution

The fourth proportional to 245,532,030,008.20, 368,298,045,012.30 and 119,843,257,438.60 is: 179,764,886,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,532,030,008.20 : 368,298,045,012.30 = 119,843,257,438.60 : x
  2. Step 2: Convert to fraction form
    245,532,030,008.20/368,298,045,012.30 = 119,843,257,438.60/x
  3. Step 3: Cross multiply
    245,532,030,008.20x = 368,298,045,012.30 × 119,843,257,438.60
  4. Step 4: Simplify right side
    245,532,030,008.20x = 44,138,037,422,542,160,920,576
  5. Step 5: Solve for x
    x = 44,138,037,422,542,160,920,576/245,532,030,008.20
  6. Step 6: Final answer
    x = 179,764,886,157.90

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Double scale
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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.