Home / 766,040,370.93-1,149,221,957.00-248,430,451.01

Finding the Fourth Proportional to 766,040,370.93, 1,149,221,957.00 and 248,430,451.01

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Solution

The fourth proportional to 766,040,370.93, 1,149,221,957.00 and 248,430,451.01 is: 372,698,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,040,370.93 : 1,149,221,957.00 = 248,430,451.01 : x
  2. Step 2: Convert to fraction form
    766,040,370.93/1,149,221,957.00 = 248,430,451.01/x
  3. Step 3: Cross multiply
    766,040,370.93x = 1,149,221,957.00 × 248,430,451.01
  4. Step 4: Simplify right side
    766,040,370.93x = 285,501,729,081,116,544
  5. Step 5: Solve for x
    x = 285,501,729,081,116,544/766,040,370.93
  6. Step 6: Final answer
    x = 372,698,019.47

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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.