Home / 1,812,945,313,125.10-2,501,899,355,705.60-989,914,903,047.76

Finding the Fourth Proportional to 1,812,945,313,125.10, 2,501,899,355,705.60 and 989,914,903,047.76

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Solution

The fourth proportional to 1,812,945,313,125.10, 2,501,899,355,705.60 and 989,914,903,047.76 is: 1,366,101,580,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,945,313,125.10 : 2,501,899,355,705.60 = 989,914,903,047.76 : x
  2. Step 2: Convert to fraction form
    1,812,945,313,125.10/2,501,899,355,705.60 = 989,914,903,047.76/x
  3. Step 3: Cross multiply
    1,812,945,313,125.10x = 2,501,899,355,705.60 × 989,914,903,047.76
  4. Step 4: Simplify right side
    1,812,945,313,125.10x = 2,476,667,458,138,562,621,341,696
  5. Step 5: Solve for x
    x = 2,476,667,458,138,562,621,341,696/1,812,945,313,125.10
  6. Step 6: Final answer
    x = 1,366,101,580,785.89

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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.