Home / 205,698,116.16-283,871,584.56-112,881,945.60

Finding the Fourth Proportional to 205,698,116.16, 283,871,584.56 and 112,881,945.60

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Solution

The fourth proportional to 205,698,116.16, 283,871,584.56 and 112,881,945.60 is: 155,781,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,698,116.16 : 283,871,584.56 = 112,881,945.60 : x
  2. Step 2: Convert to fraction form
    205,698,116.16/283,871,584.56 = 112,881,945.60/x
  3. Step 3: Cross multiply
    205,698,116.16x = 283,871,584.56 × 112,881,945.60
  4. Step 4: Simplify right side
    205,698,116.16x = 32,043,976,765,687,720
  5. Step 5: Solve for x
    x = 32,043,976,765,687,720/205,698,116.16
  6. Step 6: Final answer
    x = 155,781,576.24

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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.