Home / 5,256,662,625.80-7,884,993,938.70-1,379,661,000.20

Finding the Fourth Proportional to 5,256,662,625.80, 7,884,993,938.70 and 1,379,661,000.20

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Solution

The fourth proportional to 5,256,662,625.80, 7,884,993,938.70 and 1,379,661,000.20 is: 2,069,491,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,662,625.80 : 7,884,993,938.70 = 1,379,661,000.20 : x
  2. Step 2: Convert to fraction form
    5,256,662,625.80/7,884,993,938.70 = 1,379,661,000.20/x
  3. Step 3: Cross multiply
    5,256,662,625.80x = 7,884,993,938.70 × 1,379,661,000.20
  4. Step 4: Simplify right side
    5,256,662,625.80x = 10,878,618,624,037,779,456
  5. Step 5: Solve for x
    x = 10,878,618,624,037,779,456/5,256,662,625.80
  6. Step 6: Final answer
    x = 2,069,491,500.30

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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.