Home / 725,804,964.40-1,088,707,446.60-180,546,498.40

Finding the Fourth Proportional to 725,804,964.40, 1,088,707,446.60 and 180,546,498.40

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Solution

The fourth proportional to 725,804,964.40, 1,088,707,446.60 and 180,546,498.40 is: 270,819,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,804,964.40 : 1,088,707,446.60 = 180,546,498.40 : x
  2. Step 2: Convert to fraction form
    725,804,964.40/1,088,707,446.60 = 180,546,498.40/x
  3. Step 3: Cross multiply
    725,804,964.40x = 1,088,707,446.60 × 180,546,498.40
  4. Step 4: Simplify right side
    725,804,964.40x = 196,562,317,265,634,976
  5. Step 5: Solve for x
    x = 196,562,317,265,634,976/725,804,964.40
  6. Step 6: Final answer
    x = 270,819,747.60

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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.