Home / 885,736,629.20-1,328,604,943.80-263,950,659.20

Finding the Fourth Proportional to 885,736,629.20, 1,328,604,943.80 and 263,950,659.20

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Solution

The fourth proportional to 885,736,629.20, 1,328,604,943.80 and 263,950,659.20 is: 395,925,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,736,629.20 : 1,328,604,943.80 = 263,950,659.20 : x
  2. Step 2: Convert to fraction form
    885,736,629.20/1,328,604,943.80 = 263,950,659.20/x
  3. Step 3: Cross multiply
    885,736,629.20x = 1,328,604,943.80 × 263,950,659.20
  4. Step 4: Simplify right side
    885,736,629.20x = 350,686,150,732,388,928
  5. Step 5: Solve for x
    x = 350,686,150,732,388,928/885,736,629.20
  6. Step 6: Final answer
    x = 395,925,988.80

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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.