Home / 1,674,266,162.80-2,511,399,244.20-509,725,404.40

Finding the Fourth Proportional to 1,674,266,162.80, 2,511,399,244.20 and 509,725,404.40

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Solution

The fourth proportional to 1,674,266,162.80, 2,511,399,244.20 and 509,725,404.40 is: 764,588,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,266,162.80 : 2,511,399,244.20 = 509,725,404.40 : x
  2. Step 2: Convert to fraction form
    1,674,266,162.80/2,511,399,244.20 = 509,725,404.40/x
  3. Step 3: Cross multiply
    1,674,266,162.80x = 2,511,399,244.20 × 509,725,404.40
  4. Step 4: Simplify right side
    1,674,266,162.80x = 1,280,123,995,359,699,200
  5. Step 5: Solve for x
    x = 1,280,123,995,359,699,200/1,674,266,162.80
  6. Step 6: Final answer
    x = 764,588,106.60

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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.