Home / 18,845,954,060.40-28,268,931,090.60-15,943,577,612.40

Finding the Fourth Proportional to 18,845,954,060.40, 28,268,931,090.60 and 15,943,577,612.40

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Solution

The fourth proportional to 18,845,954,060.40, 28,268,931,090.60 and 15,943,577,612.40 is: 23,915,366,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845,954,060.40 : 28,268,931,090.60 = 15,943,577,612.40 : x
  2. Step 2: Convert to fraction form
    18,845,954,060.40/28,268,931,090.60 = 15,943,577,612.40/x
  3. Step 3: Cross multiply
    18,845,954,060.40x = 28,268,931,090.60 × 15,943,577,612.40
  4. Step 4: Simplify right side
    18,845,954,060.40x = 450,707,896,862,568,415,232
  5. Step 5: Solve for x
    x = 450,707,896,862,568,415,232/18,845,954,060.40
  6. Step 6: Final answer
    x = 23,915,366,418.60

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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.