Home / 1,214,677,348.80-1,822,016,023.20-889,802,289.60

Finding the Fourth Proportional to 1,214,677,348.80, 1,822,016,023.20 and 889,802,289.60

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Solution

The fourth proportional to 1,214,677,348.80, 1,822,016,023.20 and 889,802,289.60 is: 1,334,703,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,677,348.80 : 1,822,016,023.20 = 889,802,289.60 : x
  2. Step 2: Convert to fraction form
    1,214,677,348.80/1,822,016,023.20 = 889,802,289.60/x
  3. Step 3: Cross multiply
    1,214,677,348.80x = 1,822,016,023.20 × 889,802,289.60
  4. Step 4: Simplify right side
    1,214,677,348.80x = 1,621,234,029,131,246,848
  5. Step 5: Solve for x
    x = 1,621,234,029,131,246,848/1,214,677,348.80
  6. Step 6: Final answer
    x = 1,334,703,434.40

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Similar ratio
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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.