Home / 1,170,020,689,940.60-1,614,641,641,789.60-649,185,538,846.06

Finding the Fourth Proportional to 1,170,020,689,940.60, 1,614,641,641,789.60 and 649,185,538,846.06

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Solution

The fourth proportional to 1,170,020,689,940.60, 1,614,641,641,789.60 and 649,185,538,846.06 is: 895,883,306,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,020,689,940.60 : 1,614,641,641,789.60 = 649,185,538,846.06 : x
  2. Step 2: Convert to fraction form
    1,170,020,689,940.60/1,614,641,641,789.60 = 649,185,538,846.06/x
  3. Step 3: Cross multiply
    1,170,020,689,940.60x = 1,614,641,641,789.60 × 649,185,538,846.06
  4. Step 4: Simplify right side
    1,170,020,689,940.60x = 1,048,202,004,268,468,624,424,960
  5. Step 5: Solve for x
    x = 1,048,202,004,268,468,624,424,960/1,170,020,689,940.60
  6. Step 6: Final answer
    x = 895,883,306,406.90

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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.