Home / 1,145,707,930,801.70-1,718,268,763,974.10-339,686,395,252.08

Finding the Fourth Proportional to 1,145,707,930,801.70, 1,718,268,763,974.10 and 339,686,395,252.08

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Solution

The fourth proportional to 1,145,707,930,801.70, 1,718,268,763,974.10 and 339,686,395,252.08 is: 509,442,683,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,707,930,801.70 : 1,718,268,763,974.10 = 339,686,395,252.08 : x
  2. Step 2: Convert to fraction form
    1,145,707,930,801.70/1,718,268,763,974.10 = 339,686,395,252.08/x
  3. Step 3: Cross multiply
    1,145,707,930,801.70x = 1,718,268,763,974.10 × 339,686,395,252.08
  4. Step 4: Simplify right side
    1,145,707,930,801.70x = 583,672,522,508,609,127,448,576
  5. Step 5: Solve for x
    x = 583,672,522,508,609,127,448,576/1,145,707,930,801.70
  6. Step 6: Final answer
    x = 509,442,683,267.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.