Home / 1,434,983,496.80-1,980,277,213.92-774,933,716.48

Finding the Fourth Proportional to 1,434,983,496.80, 1,980,277,213.92 and 774,933,716.48

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Solution

The fourth proportional to 1,434,983,496.80, 1,980,277,213.92 and 774,933,716.48 is: 1,069,408,522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,983,496.80 : 1,980,277,213.92 = 774,933,716.48 : x
  2. Step 2: Convert to fraction form
    1,434,983,496.80/1,980,277,213.92 = 774,933,716.48/x
  3. Step 3: Cross multiply
    1,434,983,496.80x = 1,980,277,213.92 × 774,933,716.48
  4. Step 4: Simplify right side
    1,434,983,496.80x = 1,534,583,581,043,685,632
  5. Step 5: Solve for x
    x = 1,534,583,581,043,685,632/1,434,983,496.80
  6. Step 6: Final answer
    x = 1,069,408,522.44

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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.