Home / 2,270,265,979.40-3,405,902,853.90-1,043,138,529.80

Finding the Fourth Proportional to 2,270,265,979.40, 3,405,902,853.90 and 1,043,138,529.80

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Solution

The fourth proportional to 2,270,265,979.40, 3,405,902,853.90 and 1,043,138,529.80 is: 1,564,939,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270,265,979.40 : 3,405,902,853.90 = 1,043,138,529.80 : x
  2. Step 2: Convert to fraction form
    2,270,265,979.40/3,405,902,853.90 = 1,043,138,529.80/x
  3. Step 3: Cross multiply
    2,270,265,979.40x = 3,405,902,853.90 × 1,043,138,529.80
  4. Step 4: Simplify right side
    2,270,265,979.40x = 3,552,828,495,658,870,272
  5. Step 5: Solve for x
    x = 3,552,828,495,658,870,272/2,270,265,979.40
  6. Step 6: Final answer
    x = 1,564,939,318.96

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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.