Home / 180,577,242.15-249,211,963.14-102,274,725.21

Finding the Fourth Proportional to 180,577,242.15, 249,211,963.14 and 102,274,725.21

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Solution

The fourth proportional to 180,577,242.15, 249,211,963.14 and 102,274,725.21 is: 141,147,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,577,242.15 : 249,211,963.14 = 102,274,725.21 : x
  2. Step 2: Convert to fraction form
    180,577,242.15/249,211,963.14 = 102,274,725.21/x
  3. Step 3: Cross multiply
    180,577,242.15x = 249,211,963.14 × 102,274,725.21
  4. Step 4: Simplify right side
    180,577,242.15x = 25,488,085,049,188,144
  5. Step 5: Solve for x
    x = 25,488,085,049,188,144/180,577,242.15
  6. Step 6: Final answer
    x = 141,147,825.42

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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.