Home / 1,636,704,615.45-2,455,056,923.18-1,120,143,963.45

Finding the Fourth Proportional to 1,636,704,615.45, 2,455,056,923.18 and 1,120,143,963.45

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Solution

The fourth proportional to 1,636,704,615.45, 2,455,056,923.18 and 1,120,143,963.45 is: 1,680,215,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,704,615.45 : 2,455,056,923.18 = 1,120,143,963.45 : x
  2. Step 2: Convert to fraction form
    1,636,704,615.45/2,455,056,923.18 = 1,120,143,963.45/x
  3. Step 3: Cross multiply
    1,636,704,615.45x = 2,455,056,923.18 × 1,120,143,963.45
  4. Step 4: Simplify right side
    1,636,704,615.45x = 2,750,017,192,420,606,976
  5. Step 5: Solve for x
    x = 2,750,017,192,420,606,976/1,636,704,615.45
  6. Step 6: Final answer
    x = 1,680,215,945.18

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Double scale
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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.