Home / 1,938,482,253,090.70-2,907,782,616,707-665,049,185,370.42

Finding the Fourth Proportional to 1,938,482,253,090.70, 2,907,782,616,707 and 665,049,185,370.42

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Solution

The fourth proportional to 1,938,482,253,090.70, 2,907,782,616,707 and 665,049,185,370.42 is: 997,594,100,947.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,482,253,090.70 : 2,907,782,616,707 = 665,049,185,370.42 : x
  2. Step 2: Convert to fraction form
    1,938,482,253,090.70/2,907,782,616,707 = 665,049,185,370.42/x
  3. Step 3: Cross multiply
    1,938,482,253,090.70x = 2,907,782,616,707 × 665,049,185,370.42
  4. Step 4: Simplify right side
    1,938,482,253,090.70x = 1,933,818,460,475,258,795,196,416
  5. Step 5: Solve for x
    x = 1,933,818,460,475,258,795,196,416/1,938,482,253,090.70
  6. Step 6: Final answer
    x = 997,594,100,947.79

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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.