Home / 1,120,054,852.60-1,681,593,933.30-890,283,383.80

Finding the Fourth Proportional to 1,120,054,852.60, 1,681,593,933.30 and 890,283,383.80

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Solution

The fourth proportional to 1,120,054,852.60, 1,681,593,933.30 and 890,283,383.80 is: 1,336,626,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,054,852.60 : 1,681,593,933.30 = 890,283,383.80 : x
  2. Step 2: Convert to fraction form
    1,120,054,852.60/1,681,593,933.30 = 890,283,383.80/x
  3. Step 3: Cross multiply
    1,120,054,852.60x = 1,681,593,933.30 × 890,283,383.80
  4. Step 4: Simplify right side
    1,120,054,852.60x = 1,497,095,137,115,875,328
  5. Step 5: Solve for x
    x = 1,497,095,137,115,875,328/1,120,054,852.60
  6. Step 6: Final answer
    x = 1,336,626,624.71

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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.