Home / 1,945,020,346.40-2,915,053,258.80-794,863,546.40

Finding the Fourth Proportional to 1,945,020,346.40, 2,915,053,258.80 and 794,863,546.40

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Solution

The fourth proportional to 1,945,020,346.40, 2,915,053,258.80 and 794,863,546.40 is: 1,191,282,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,020,346.40 : 2,915,053,258.80 = 794,863,546.40 : x
  2. Step 2: Convert to fraction form
    1,945,020,346.40/2,915,053,258.80 = 794,863,546.40/x
  3. Step 3: Cross multiply
    1,945,020,346.40x = 2,915,053,258.80 × 794,863,546.40
  4. Step 4: Simplify right side
    1,945,020,346.40x = 2,317,069,571,234,644,992
  5. Step 5: Solve for x
    x = 2,317,069,571,234,644,992/1,945,020,346.40
  6. Step 6: Final answer
    x = 1,191,282,947.51

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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.