Home / 12,587,451,287.65-17,370,594,410.16-6,871,735,713.48

Finding the Fourth Proportional to 12,587,451,287.65, 17,370,594,410.16 and 6,871,735,713.48

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Solution

The fourth proportional to 12,587,451,287.65, 17,370,594,410.16 and 6,871,735,713.48 is: 9,482,947,043.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,587,451,287.65 : 17,370,594,410.16 = 6,871,735,713.48 : x
  2. Step 2: Convert to fraction form
    12,587,451,287.65/17,370,594,410.16 = 6,871,735,713.48/x
  3. Step 3: Cross multiply
    12,587,451,287.65x = 17,370,594,410.16 × 6,871,735,713.48
  4. Step 4: Simplify right side
    12,587,451,287.65x = 119,366,133,972,610,285,568
  5. Step 5: Solve for x
    x = 119,366,133,972,610,285,568/12,587,451,287.65
  6. Step 6: Final answer
    x = 9,482,947,043.43

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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.