Home / 1,170,020,689,947.10-1,614,641,641,798.80-649,185,538,852.55

Finding the Fourth Proportional to 1,170,020,689,947.10, 1,614,641,641,798.80 and 649,185,538,852.55

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Solution

The fourth proportional to 1,170,020,689,947.10, 1,614,641,641,798.80 and 649,185,538,852.55 is: 895,883,306,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,020,689,947.10 : 1,614,641,641,798.80 = 649,185,538,852.55 : x
  2. Step 2: Convert to fraction form
    1,170,020,689,947.10/1,614,641,641,798.80 = 649,185,538,852.55/x
  3. Step 3: Cross multiply
    1,170,020,689,947.10x = 1,614,641,641,798.80 × 649,185,538,852.55
  4. Step 4: Simplify right side
    1,170,020,689,947.10x = 1,048,202,004,284,920,093,999,104
  5. Step 5: Solve for x
    x = 1,048,202,004,284,920,093,999,104/1,170,020,689,947.10
  6. Step 6: Final answer
    x = 895,883,306,415.99

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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.