Home / 183,478,274.82-253,200,060.98-100,972,059.57

Finding the Fourth Proportional to 183,478,274.82, 253,200,060.98 and 100,972,059.57

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Solution

The fourth proportional to 183,478,274.82, 253,200,060.98 and 100,972,059.57 is: 139,341,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,478,274.82 : 253,200,060.98 = 100,972,059.57 : x
  2. Step 2: Convert to fraction form
    183,478,274.82/253,200,060.98 = 100,972,059.57/x
  3. Step 3: Cross multiply
    183,478,274.82x = 253,200,060.98 × 100,972,059.57
  4. Step 4: Simplify right side
    183,478,274.82x = 25,566,131,640,400,188
  5. Step 5: Solve for x
    x = 25,566,131,640,400,188/183,478,274.82
  6. Step 6: Final answer
    x = 139,341,465.17

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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.