Home / 1,337,474,687.38-1,845,664,503.24-742,797,478.64

Finding the Fourth Proportional to 1,337,474,687.38, 1,845,664,503.24 and 742,797,478.64

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Solution

The fourth proportional to 1,337,474,687.38, 1,845,664,503.24 and 742,797,478.64 is: 1,025,032,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,474,687.38 : 1,845,664,503.24 = 742,797,478.64 : x
  2. Step 2: Convert to fraction form
    1,337,474,687.38/1,845,664,503.24 = 742,797,478.64/x
  3. Step 3: Cross multiply
    1,337,474,687.38x = 1,845,664,503.24 × 742,797,478.64
  4. Step 4: Simplify right side
    1,337,474,687.38x = 1,370,954,939,422,020,096
  5. Step 5: Solve for x
    x = 1,370,954,939,422,020,096/1,337,474,687.38
  6. Step 6: Final answer
    x = 1,025,032,437.89

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Double scale
Find fourth proportional to 1,337,474,688.38, 1,845,664,504.62 and 742,797,479.64
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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.