Home / 30,839,588,684.76-42,548,459,183.42-18,627,730,825.17

Finding the Fourth Proportional to 30,839,588,684.76, 42,548,459,183.42 and 18,627,730,825.17

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Solution

The fourth proportional to 30,839,588,684.76, 42,548,459,183.42 and 18,627,730,825.17 is: 25,700,123,720.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,839,588,684.76 : 42,548,459,183.42 = 18,627,730,825.17 : x
  2. Step 2: Convert to fraction form
    30,839,588,684.76/42,548,459,183.42 = 18,627,730,825.17/x
  3. Step 3: Cross multiply
    30,839,588,684.76x = 42,548,459,183.42 × 18,627,730,825.17
  4. Step 4: Simplify right side
    30,839,588,684.76x = 792,581,244,694,387,097,600
  5. Step 5: Solve for x
    x = 792,581,244,694,387,097,600/30,839,588,684.76
  6. Step 6: Final answer
    x = 25,700,123,720.72

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