Home / 38,073,173,389.44-52,541,455,382.15-20,927,898,581.33

Finding the Fourth Proportional to 38,073,173,389.44, 52,541,455,382.15 and 20,927,898,581.33

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Solution

The fourth proportional to 38,073,173,389.44, 52,541,455,382.15 and 20,927,898,581.33 is: 28,880,761,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,073,173,389.44 : 52,541,455,382.15 = 20,927,898,581.33 : x
  2. Step 2: Convert to fraction form
    38,073,173,389.44/52,541,455,382.15 = 20,927,898,581.33/x
  3. Step 3: Cross multiply
    38,073,173,389.44x = 52,541,455,382.15 × 20,927,898,581.33
  4. Step 4: Simplify right side
    38,073,173,389.44x = 1,099,582,249,552,889,643,008
  5. Step 5: Solve for x
    x = 1,099,582,249,552,889,643,008/38,073,173,389.44
  6. Step 6: Final answer
    x = 28,880,761,745.43

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1.5x scale

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.