Home / 3,127,890,120,489.50-4,689,303,266,018.70-977,895,274,022.37

Finding the Fourth Proportional to 3,127,890,120,489.50, 4,689,303,266,018.70 and 977,895,274,022.37

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Solution

The fourth proportional to 3,127,890,120,489.50, 4,689,303,266,018.70 and 977,895,274,022.37 is: 1,466,051,339,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,890,120,489.50 : 4,689,303,266,018.70 = 977,895,274,022.37 : x
  2. Step 2: Convert to fraction form
    3,127,890,120,489.50/4,689,303,266,018.70 = 977,895,274,022.37/x
  3. Step 3: Cross multiply
    3,127,890,120,489.50x = 4,689,303,266,018.70 × 977,895,274,022.37
  4. Step 4: Simplify right side
    3,127,890,120,489.50x = 4,585,647,502,297,351,145,390,080
  5. Step 5: Solve for x
    x = 4,585,647,502,297,351,145,390,080/3,127,890,120,489.50
  6. Step 6: Final answer
    x = 1,466,051,339,929.97

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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.