Home / 18,836,741,561.32-28,259,249,579.04-5,570,965,607.28

Finding the Fourth Proportional to 18,836,741,561.32, 28,259,249,579.04 and 5,570,965,607.28

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Solution

The fourth proportional to 18,836,741,561.32, 28,259,249,579.04 and 5,570,965,607.28 is: 8,357,671,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836,741,561.32 : 28,259,249,579.04 = 5,570,965,607.28 : x
  2. Step 2: Convert to fraction form
    18,836,741,561.32/28,259,249,579.04 = 5,570,965,607.28/x
  3. Step 3: Cross multiply
    18,836,741,561.32x = 28,259,249,579.04 × 5,570,965,607.28
  4. Step 4: Simplify right side
    18,836,741,561.32x = 157,431,307,492,373,659,648
  5. Step 5: Solve for x
    x = 157,431,307,492,373,659,648/18,836,741,561.32
  6. Step 6: Final answer
    x = 8,357,671,998.62

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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.