Home / 1,233,175,773.81-1,701,780,727.56-668,659,629.75

Finding the Fourth Proportional to 1,233,175,773.81, 1,701,780,727.56 and 668,659,629.75

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Solution

The fourth proportional to 1,233,175,773.81, 1,701,780,727.56 and 668,659,629.75 is: 922,749,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,175,773.81 : 1,701,780,727.56 = 668,659,629.75 : x
  2. Step 2: Convert to fraction form
    1,233,175,773.81/1,701,780,727.56 = 668,659,629.75/x
  3. Step 3: Cross multiply
    1,233,175,773.81x = 1,701,780,727.56 × 668,659,629.75
  4. Step 4: Simplify right side
    1,233,175,773.81x = 1,137,912,071,205,955,200
  5. Step 5: Solve for x
    x = 1,137,912,071,205,955,200/1,233,175,773.81
  6. Step 6: Final answer
    x = 922,749,291.20

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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.