Home / 1,173,609,128.70-1,760,413,693.05-1,084,925,403.90

Finding the Fourth Proportional to 1,173,609,128.70, 1,760,413,693.05 and 1,084,925,403.90

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Solution

The fourth proportional to 1,173,609,128.70, 1,760,413,693.05 and 1,084,925,403.90 is: 1,627,388,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,609,128.70 : 1,760,413,693.05 = 1,084,925,403.90 : x
  2. Step 2: Convert to fraction form
    1,173,609,128.70/1,760,413,693.05 = 1,084,925,403.90/x
  3. Step 3: Cross multiply
    1,173,609,128.70x = 1,760,413,693.05 × 1,084,925,403.90
  4. Step 4: Simplify right side
    1,173,609,128.70x = 1,909,917,536,963,362,048
  5. Step 5: Solve for x
    x = 1,909,917,536,963,362,048/1,173,609,128.70
  6. Step 6: Final answer
    x = 1,627,388,105.85

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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.