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Finding the Fourth Proportional to 265,737,951.80, 398,606,927.70 and 241,504,242.20

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Solution

The fourth proportional to 265,737,951.80, 398,606,927.70 and 241,504,242.20 is: 362,256,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,737,951.80 : 398,606,927.70 = 241,504,242.20 : x
  2. Step 2: Convert to fraction form
    265,737,951.80/398,606,927.70 = 241,504,242.20/x
  3. Step 3: Cross multiply
    265,737,951.80x = 398,606,927.70 × 241,504,242.20
  4. Step 4: Simplify right side
    265,737,951.80x = 96,265,264,009,858,688
  5. Step 5: Solve for x
    x = 96,265,264,009,858,688/265,737,951.80
  6. Step 6: Final answer
    x = 362,256,363.30

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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.