Home / 10,186,688,958.89-15,281,691,908.77-3,008,269,268.78

Finding the Fourth Proportional to 10,186,688,958.89, 15,281,691,908.77 and 3,008,269,268.78

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Solution

The fourth proportional to 10,186,688,958.89, 15,281,691,908.77 and 3,008,269,268.78 is: 4,512,893,672.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186,688,958.89 : 15,281,691,908.77 = 3,008,269,268.78 : x
  2. Step 2: Convert to fraction form
    10,186,688,958.89/15,281,691,908.77 = 3,008,269,268.78/x
  3. Step 3: Cross multiply
    10,186,688,958.89x = 15,281,691,908.77 × 3,008,269,268.78
  4. Step 4: Simplify right side
    10,186,688,958.89x = 45,971,444,144,043,368,448
  5. Step 5: Solve for x
    x = 45,971,444,144,043,368,448/10,186,688,958.89
  6. Step 6: Final answer
    x = 4,512,893,672.28

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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.