Home / 5,425,850,535.80-8,138,775,803.70-5,379,934,033.40

Finding the Fourth Proportional to 5,425,850,535.80, 8,138,775,803.70 and 5,379,934,033.40

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Solution

The fourth proportional to 5,425,850,535.80, 8,138,775,803.70 and 5,379,934,033.40 is: 8,069,901,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425,850,535.80 : 8,138,775,803.70 = 5,379,934,033.40 : x
  2. Step 2: Convert to fraction form
    5,425,850,535.80/8,138,775,803.70 = 5,379,934,033.40/x
  3. Step 3: Cross multiply
    5,425,850,535.80x = 8,138,775,803.70 × 5,379,934,033.40
  4. Step 4: Simplify right side
    5,425,850,535.80x = 43,786,076,936,538,062,848
  5. Step 5: Solve for x
    x = 43,786,076,936,538,062,848/5,425,850,535.80
  6. Step 6: Final answer
    x = 8,069,901,050.10

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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.