Home / 1,080,204,958.40-1,620,351,674.40-314,300,062.40

Finding the Fourth Proportional to 1,080,204,958.40, 1,620,351,674.40 and 314,300,062.40

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Solution

The fourth proportional to 1,080,204,958.40, 1,620,351,674.40 and 314,300,062.40 is: 471,462,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,204,958.40 : 1,620,351,674.40 = 314,300,062.40 : x
  2. Step 2: Convert to fraction form
    1,080,204,958.40/1,620,351,674.40 = 314,300,062.40/x
  3. Step 3: Cross multiply
    1,080,204,958.40x = 1,620,351,674.40 × 314,300,062.40
  4. Step 4: Simplify right side
    1,080,204,958.40x = 509,276,632,373,864,448
  5. Step 5: Solve for x
    x = 509,276,632,373,864,448/1,080,204,958.40
  6. Step 6: Final answer
    x = 471,462,964.89

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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.