Home / 1,685,902,765,917.80-2,528,555,218,719.50-766,756,813,884.77

Finding the Fourth Proportional to 1,685,902,765,917.80, 2,528,555,218,719.50 and 766,756,813,884.77

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Solution

The fourth proportional to 1,685,902,765,917.80, 2,528,555,218,719.50 and 766,756,813,884.77 is: 1,149,999,265,931.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,902,765,917.80 : 2,528,555,218,719.50 = 766,756,813,884.77 : x
  2. Step 2: Convert to fraction form
    1,685,902,765,917.80/2,528,555,218,719.50 = 766,756,813,884.77/x
  3. Step 3: Cross multiply
    1,685,902,765,917.80x = 2,528,555,218,719.50 × 766,756,813,884.77
  4. Step 4: Simplify right side
    1,685,902,765,917.80x = 1,938,786,943,237,071,734,571,008
  5. Step 5: Solve for x
    x = 1,938,786,943,237,071,734,571,008/1,685,902,765,917.80
  6. Step 6: Final answer
    x = 1,149,999,265,931.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.