Home / 1,386,837,960.54-2,080,972,142.73-649,982,724.06

Finding the Fourth Proportional to 1,386,837,960.54, 2,080,972,142.73 and 649,982,724.06

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Solution

The fourth proportional to 1,386,837,960.54, 2,080,972,142.73 and 649,982,724.06 is: 975,309,286.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,837,960.54 : 2,080,972,142.73 = 649,982,724.06 : x
  2. Step 2: Convert to fraction form
    1,386,837,960.54/2,080,972,142.73 = 649,982,724.06/x
  3. Step 3: Cross multiply
    1,386,837,960.54x = 2,080,972,142.73 × 649,982,724.06
  4. Step 4: Simplify right side
    1,386,837,960.54x = 1,352,595,942,024,620,544
  5. Step 5: Solve for x
    x = 1,352,595,942,024,620,544/1,386,837,960.54
  6. Step 6: Final answer
    x = 975,309,286.67

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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.