Home / 1,170,020,689,939.70-1,614,641,641,788.50-649,185,538,845

Finding the Fourth Proportional to 1,170,020,689,939.70, 1,614,641,641,788.50 and 649,185,538,845

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Solution

The fourth proportional to 1,170,020,689,939.70, 1,614,641,641,788.50 and 649,185,538,845 is: 895,883,306,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,020,689,939.70 : 1,614,641,641,788.50 = 649,185,538,845 : x
  2. Step 2: Convert to fraction form
    1,170,020,689,939.70/1,614,641,641,788.50 = 649,185,538,845/x
  3. Step 3: Cross multiply
    1,170,020,689,939.70x = 1,614,641,641,788.50 × 649,185,538,845
  4. Step 4: Simplify right side
    1,170,020,689,939.70x = 1,048,202,004,266,042,907,426,816
  5. Step 5: Solve for x
    x = 1,048,202,004,266,042,907,426,816/1,170,020,689,939.70
  6. Step 6: Final answer
    x = 895,883,306,405.52

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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.