Home / 54,492,181,984.80-81,738,272,977.20-39,798,901,216.80

Finding the Fourth Proportional to 54,492,181,984.80, 81,738,272,977.20 and 39,798,901,216.80

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Solution

The fourth proportional to 54,492,181,984.80, 81,738,272,977.20 and 39,798,901,216.80 is: 59,698,351,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,492,181,984.80 : 81,738,272,977.20 = 39,798,901,216.80 : x
  2. Step 2: Convert to fraction form
    54,492,181,984.80/81,738,272,977.20 = 39,798,901,216.80/x
  3. Step 3: Cross multiply
    54,492,181,984.80x = 81,738,272,977.20 × 39,798,901,216.80
  4. Step 4: Simplify right side
    54,492,181,984.80x = 3,253,093,451,851,415,683,072
  5. Step 5: Solve for x
    x = 3,253,093,451,851,415,683,072/54,492,181,984.80
  6. Step 6: Final answer
    x = 59,698,351,825.20

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Double scale
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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.