Home / 1,509,844,725,182.50-2,083,585,641,067.80-815,385,216,141.96

Finding the Fourth Proportional to 1,509,844,725,182.50, 2,083,585,641,067.80 and 815,385,216,141.96

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Solution

The fourth proportional to 1,509,844,725,182.50, 2,083,585,641,067.80 and 815,385,216,141.96 is: 1,125,231,555,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,844,725,182.50 : 2,083,585,641,067.80 = 815,385,216,141.96 : x
  2. Step 2: Convert to fraction form
    1,509,844,725,182.50/2,083,585,641,067.80 = 815,385,216,141.96/x
  3. Step 3: Cross multiply
    1,509,844,725,182.50x = 2,083,585,641,067.80 × 815,385,216,141.96
  4. Step 4: Simplify right side
    1,509,844,725,182.50x = 1,698,924,928,292,352,287,571,968
  5. Step 5: Solve for x
    x = 1,698,924,928,292,352,287,571,968/1,509,844,725,182.50
  6. Step 6: Final answer
    x = 1,125,231,555,242.87

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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.