Home / 1,821,632,937.48-2,513,822,970.42-986,250,725.64

Finding the Fourth Proportional to 1,821,632,937.48, 2,513,822,970.42 and 986,250,725.64

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Solution

The fourth proportional to 1,821,632,937.48, 2,513,822,970.42 and 986,250,725.64 is: 1,361,009,497.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,632,937.48 : 2,513,822,970.42 = 986,250,725.64 : x
  2. Step 2: Convert to fraction form
    1,821,632,937.48/2,513,822,970.42 = 986,250,725.64/x
  3. Step 3: Cross multiply
    1,821,632,937.48x = 2,513,822,970.42 × 986,250,725.64
  4. Step 4: Simplify right side
    1,821,632,937.48x = 2,479,259,728,707,225,088
  5. Step 5: Solve for x
    x = 2,479,259,728,707,225,088/1,821,632,937.48
  6. Step 6: Final answer
    x = 1,361,009,497.41

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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.