Home / 412,669,255.01-619,003,771.80-282,883,391.20

Finding the Fourth Proportional to 412,669,255.01, 619,003,771.80 and 282,883,391.20

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Solution

The fourth proportional to 412,669,255.01, 619,003,771.80 and 282,883,391.20 is: 424,325,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,669,255.01 : 619,003,771.80 = 282,883,391.20 : x
  2. Step 2: Convert to fraction form
    412,669,255.01/619,003,771.80 = 282,883,391.20/x
  3. Step 3: Cross multiply
    412,669,255.01x = 619,003,771.80 × 282,883,391.20
  4. Step 4: Simplify right side
    412,669,255.01x = 175,105,886,129,415,296
  5. Step 5: Solve for x
    x = 175,105,886,129,415,296/412,669,255.01
  6. Step 6: Final answer
    x = 424,325,010.90

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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.