Home / 55,016,084,429.37-75,922,453,619.73-31,255,598,239.29

Finding the Fourth Proportional to 55,016,084,429.37, 75,922,453,619.73 and 31,255,598,239.29

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Solution

The fourth proportional to 55,016,084,429.37, 75,922,453,619.73 and 31,255,598,239.29 is: 43,132,871,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016,084,429.37 : 75,922,453,619.73 = 31,255,598,239.29 : x
  2. Step 2: Convert to fraction form
    55,016,084,429.37/75,922,453,619.73 = 31,255,598,239.29/x
  3. Step 3: Cross multiply
    55,016,084,429.37x = 75,922,453,619.73 × 31,255,598,239.29
  4. Step 4: Simplify right side
    55,016,084,429.37x = 2,373,001,707,679,409,766,400
  5. Step 5: Solve for x
    x = 2,373,001,707,679,409,766,400/55,016,084,429.37
  6. Step 6: Final answer
    x = 43,132,871,637.31

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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.