Home / 311,970,187,529.34-467,628,675,450.03-130,556,959,957.28

Finding the Fourth Proportional to 311,970,187,529.34, 467,628,675,450.03 and 130,556,959,957.28

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Solution

The fourth proportional to 311,970,187,529.34, 467,628,675,450.03 and 130,556,959,957.28 is: 195,698,758,074.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,970,187,529.34 : 467,628,675,450.03 = 130,556,959,957.28 : x
  2. Step 2: Convert to fraction form
    311,970,187,529.34/467,628,675,450.03 = 130,556,959,957.28/x
  3. Step 3: Cross multiply
    311,970,187,529.34x = 467,628,675,450.03 × 130,556,959,957.28
  4. Step 4: Simplify right side
    311,970,187,529.34x = 61,052,178,255,605,458,272,256
  5. Step 5: Solve for x
    x = 61,052,178,255,605,458,272,256/311,970,187,529.34
  6. Step 6: Final answer
    x = 195,698,758,074.00

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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.