Home / 1,972,594,606.72-2,722,147,196.16-1,092,509,415.04

Finding the Fourth Proportional to 1,972,594,606.72, 2,722,147,196.16 and 1,092,509,415.04

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Solution

The fourth proportional to 1,972,594,606.72, 2,722,147,196.16 and 1,092,509,415.04 is: 1,507,644,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,594,606.72 : 2,722,147,196.16 = 1,092,509,415.04 : x
  2. Step 2: Convert to fraction form
    1,972,594,606.72/2,722,147,196.16 = 1,092,509,415.04/x
  3. Step 3: Cross multiply
    1,972,594,606.72x = 2,722,147,196.16 × 1,092,509,415.04
  4. Step 4: Simplify right side
    1,972,594,606.72x = 2,973,971,440,929,537,536
  5. Step 5: Solve for x
    x = 2,973,971,440,929,537,536/1,972,594,606.72
  6. Step 6: Final answer
    x = 1,507,644,515.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.