Home / 1,847,313,421.11-2,770,947,009.14-448,309,280.79

Finding the Fourth Proportional to 1,847,313,421.11, 2,770,947,009.14 and 448,309,280.79

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Solution

The fourth proportional to 1,847,313,421.11, 2,770,947,009.14 and 448,309,280.79 is: 672,458,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,313,421.11 : 2,770,947,009.14 = 448,309,280.79 : x
  2. Step 2: Convert to fraction form
    1,847,313,421.11/2,770,947,009.14 = 448,309,280.79/x
  3. Step 3: Cross multiply
    1,847,313,421.11x = 2,770,947,009.14 × 448,309,280.79
  4. Step 4: Simplify right side
    1,847,313,421.11x = 1,242,241,260,772,513,536
  5. Step 5: Solve for x
    x = 1,242,241,260,772,513,536/1,847,313,421.11
  6. Step 6: Final answer
    x = 672,458,309.77

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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.