Home / 1,087,766,674.35-1,631,647,976.31-340,839,627.81

Finding the Fourth Proportional to 1,087,766,674.35, 1,631,647,976.31 and 340,839,627.81

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Solution

The fourth proportional to 1,087,766,674.35, 1,631,647,976.31 and 340,839,627.81 is: 511,258,804.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,766,674.35 : 1,631,647,976.31 = 340,839,627.81 : x
  2. Step 2: Convert to fraction form
    1,087,766,674.35/1,631,647,976.31 = 340,839,627.81/x
  3. Step 3: Cross multiply
    1,087,766,674.35x = 1,631,647,976.31 × 340,839,627.81
  4. Step 4: Simplify right side
    1,087,766,674.35x = 556,130,288,956,321,344
  5. Step 5: Solve for x
    x = 556,130,288,956,321,344/1,087,766,674.35
  6. Step 6: Final answer
    x = 511,258,804.00

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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.