Home / 1,967,421,353.68-2,715,034,873.71-1,075,347,563.86

Finding the Fourth Proportional to 1,967,421,353.68, 2,715,034,873.71 and 1,075,347,563.86

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Solution

The fourth proportional to 1,967,421,353.68, 2,715,034,873.71 and 1,075,347,563.86 is: 1,483,976,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,421,353.68 : 2,715,034,873.71 = 1,075,347,563.86 : x
  2. Step 2: Convert to fraction form
    1,967,421,353.68/2,715,034,873.71 = 1,075,347,563.86/x
  3. Step 3: Cross multiply
    1,967,421,353.68x = 2,715,034,873.71 × 1,075,347,563.86
  4. Step 4: Simplify right side
    1,967,421,353.68x = 2,919,606,137,238,990,848
  5. Step 5: Solve for x
    x = 2,919,606,137,238,990,848/1,967,421,353.68
  6. Step 6: Final answer
    x = 1,483,976,033.80

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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.