Home / 265,223,485.80-397,835,228.70-136,083,322.80

Finding the Fourth Proportional to 265,223,485.80, 397,835,228.70 and 136,083,322.80

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Solution

The fourth proportional to 265,223,485.80, 397,835,228.70 and 136,083,322.80 is: 204,124,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,223,485.80 : 397,835,228.70 = 136,083,322.80 : x
  2. Step 2: Convert to fraction form
    265,223,485.80/397,835,228.70 = 136,083,322.80/x
  3. Step 3: Cross multiply
    265,223,485.80x = 397,835,228.70 × 136,083,322.80
  4. Step 4: Simplify right side
    265,223,485.80x = 54,138,739,848,393,928
  5. Step 5: Solve for x
    x = 54,138,739,848,393,928/265,223,485.80
  6. Step 6: Final answer
    x = 204,124,984.20

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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.