Home / 1,509,844,725,179-2,083,585,641,063.40-815,385,216,138.60

Finding the Fourth Proportional to 1,509,844,725,179, 2,083,585,641,063.40 and 815,385,216,138.60

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Solution

The fourth proportional to 1,509,844,725,179, 2,083,585,641,063.40 and 815,385,216,138.60 is: 1,125,231,555,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,844,725,179 : 2,083,585,641,063.40 = 815,385,216,138.60 : x
  2. Step 2: Convert to fraction form
    1,509,844,725,179/2,083,585,641,063.40 = 815,385,216,138.60/x
  3. Step 3: Cross multiply
    1,509,844,725,179x = 2,083,585,641,063.40 × 815,385,216,138.60
  4. Step 4: Simplify right side
    1,509,844,725,179x = 1,698,924,928,281,763,851,010,048
  5. Step 5: Solve for x
    x = 1,698,924,928,281,763,851,010,048/1,509,844,725,179
  6. Step 6: Final answer
    x = 1,125,231,555,238.47

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Double scale
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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.