Home / 180,906,189.17-249,640,380.56-101,513,846.39

Finding the Fourth Proportional to 180,906,189.17, 249,640,380.56 and 101,513,846.39

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Solution

The fourth proportional to 180,906,189.17, 249,640,380.56 and 101,513,846.39 is: 140,083,406.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,906,189.17 : 249,640,380.56 = 101,513,846.39 : x
  2. Step 2: Convert to fraction form
    180,906,189.17/249,640,380.56 = 101,513,846.39/x
  3. Step 3: Cross multiply
    180,906,189.17x = 249,640,380.56 × 101,513,846.39
  4. Step 4: Simplify right side
    180,906,189.17x = 25,341,955,243,914,568
  5. Step 5: Solve for x
    x = 25,341,955,243,914,568/180,906,189.17
  6. Step 6: Final answer
    x = 140,083,406.55

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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.