Home / 126,831,411.28-190,177,881.97-38,187,052.48

Finding the Fourth Proportional to 126,831,411.28, 190,177,881.97 and 38,187,052.48

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Solution

The fourth proportional to 126,831,411.28, 190,177,881.97 and 38,187,052.48 is: 57,259,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,831,411.28 : 190,177,881.97 = 38,187,052.48 : x
  2. Step 2: Convert to fraction form
    126,831,411.28/190,177,881.97 = 38,187,052.48/x
  3. Step 3: Cross multiply
    126,831,411.28x = 190,177,881.97 × 38,187,052.48
  4. Step 4: Simplify right side
    126,831,411.28x = 7,262,332,759,228,168
  5. Step 5: Solve for x
    x = 7,262,332,759,228,168/126,831,411.28
  6. Step 6: Final answer
    x = 57,259,733.11

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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.