Home / 245,532,030,010.20-368,298,045,015.30-119,843,257,440.60

Finding the Fourth Proportional to 245,532,030,010.20, 368,298,045,015.30 and 119,843,257,440.60

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Solution

The fourth proportional to 245,532,030,010.20, 368,298,045,015.30 and 119,843,257,440.60 is: 179,764,886,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,532,030,010.20 : 368,298,045,015.30 = 119,843,257,440.60 : x
  2. Step 2: Convert to fraction form
    245,532,030,010.20/368,298,045,015.30 = 119,843,257,440.60/x
  3. Step 3: Cross multiply
    245,532,030,010.20x = 368,298,045,015.30 × 119,843,257,440.60
  4. Step 4: Simplify right side
    245,532,030,010.20x = 44,138,037,423,638,283,550,720
  5. Step 5: Solve for x
    x = 44,138,037,423,638,283,550,720/245,532,030,010.20
  6. Step 6: Final answer
    x = 179,764,886,160.90

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Double scale
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Similar ratio
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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.