Home / 998,014,765.35-1,497,022,148.03-739,734,439.35

Finding the Fourth Proportional to 998,014,765.35, 1,497,022,148.03 and 739,734,439.35

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Solution

The fourth proportional to 998,014,765.35, 1,497,022,148.03 and 739,734,439.35 is: 1,109,601,659.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,014,765.35 : 1,497,022,148.03 = 739,734,439.35 : x
  2. Step 2: Convert to fraction form
    998,014,765.35/1,497,022,148.03 = 739,734,439.35/x
  3. Step 3: Cross multiply
    998,014,765.35x = 1,497,022,148.03 × 739,734,439.35
  4. Step 4: Simplify right side
    998,014,765.35x = 1,107,398,839,363,806,208
  5. Step 5: Solve for x
    x = 1,107,398,839,363,806,208/998,014,765.35
  6. Step 6: Final answer
    x = 1,109,601,659.03

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1.5x scale

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.