Home / 28,400,912,719.98-39,183,741,973.35-16,357,682,371.02

Finding the Fourth Proportional to 28,400,912,719.98, 39,183,741,973.35 and 16,357,682,371.02

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Solution

The fourth proportional to 28,400,912,719.98, 39,183,741,973.35 and 16,357,682,371.02 is: 22,568,119,962.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,400,912,719.98 : 39,183,741,973.35 = 16,357,682,371.02 : x
  2. Step 2: Convert to fraction form
    28,400,912,719.98/39,183,741,973.35 = 16,357,682,371.02/x
  3. Step 3: Cross multiply
    28,400,912,719.98x = 39,183,741,973.35 × 16,357,682,371.02
  4. Step 4: Simplify right side
    28,400,912,719.98x = 640,955,205,308,063,678,464
  5. Step 5: Solve for x
    x = 640,955,205,308,063,678,464/28,400,912,719.98
  6. Step 6: Final answer
    x = 22,568,119,962.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.