Home / 1,812,945,313,127.40-2,501,899,355,708.80-989,914,903,050.15

Finding the Fourth Proportional to 1,812,945,313,127.40, 2,501,899,355,708.80 and 989,914,903,050.15

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Solution

The fourth proportional to 1,812,945,313,127.40, 2,501,899,355,708.80 and 989,914,903,050.15 is: 1,366,101,580,789.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,945,313,127.40 : 2,501,899,355,708.80 = 989,914,903,050.15 : x
  2. Step 2: Convert to fraction form
    1,812,945,313,127.40/2,501,899,355,708.80 = 989,914,903,050.15/x
  3. Step 3: Cross multiply
    1,812,945,313,127.40x = 2,501,899,355,708.80 × 989,914,903,050.15
  4. Step 4: Simplify right side
    1,812,945,313,127.40x = 2,476,667,458,147,709,291,069,440
  5. Step 5: Solve for x
    x = 2,476,667,458,147,709,291,069,440/1,812,945,313,127.40
  6. Step 6: Final answer
    x = 1,366,101,580,789.20

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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.