Home / 3,059,784,494.40-4,589,676,741.60-989,715,511.20

Finding the Fourth Proportional to 3,059,784,494.40, 4,589,676,741.60 and 989,715,511.20

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Solution

The fourth proportional to 3,059,784,494.40, 4,589,676,741.60 and 989,715,511.20 is: 1,484,573,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059,784,494.40 : 4,589,676,741.60 = 989,715,511.20 : x
  2. Step 2: Convert to fraction form
    3,059,784,494.40/4,589,676,741.60 = 989,715,511.20/x
  3. Step 3: Cross multiply
    3,059,784,494.40x = 4,589,676,741.60 × 989,715,511.20
  4. Step 4: Simplify right side
    3,059,784,494.40x = 4,542,474,262,555,395,072
  5. Step 5: Solve for x
    x = 4,542,474,262,555,395,072/3,059,784,494.40
  6. Step 6: Final answer
    x = 1,484,573,266.80

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Half scale
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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.