Home / 1,933,770,238.40-2,668,519,482.72-1,098,392,208.32

Finding the Fourth Proportional to 1,933,770,238.40, 2,668,519,482.72 and 1,098,392,208.32

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Solution

The fourth proportional to 1,933,770,238.40, 2,668,519,482.72 and 1,098,392,208.32 is: 1,515,733,849.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,770,238.40 : 2,668,519,482.72 = 1,098,392,208.32 : x
  2. Step 2: Convert to fraction form
    1,933,770,238.40/2,668,519,482.72 = 1,098,392,208.32/x
  3. Step 3: Cross multiply
    1,933,770,238.40x = 2,668,519,482.72 × 1,098,392,208.32
  4. Step 4: Simplify right side
    1,933,770,238.40x = 2,931,081,007,569,764,352
  5. Step 5: Solve for x
    x = 2,931,081,007,569,764,352/1,933,770,238.40
  6. Step 6: Final answer
    x = 1,515,733,849.54

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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.