Home / 252,477,779.40-378,622,190.70-88,652,233.80

Finding the Fourth Proportional to 252,477,779.40, 378,622,190.70 and 88,652,233.80

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Solution

The fourth proportional to 252,477,779.40, 378,622,190.70 and 88,652,233.80 is: 132,945,176.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,477,779.40 : 378,622,190.70 = 88,652,233.80 : x
  2. Step 2: Convert to fraction form
    252,477,779.40/378,622,190.70 = 88,652,233.80/x
  3. Step 3: Cross multiply
    252,477,779.40x = 378,622,190.70 × 88,652,233.80
  4. Step 4: Simplify right side
    252,477,779.40x = 33,565,702,971,804,584
  5. Step 5: Solve for x
    x = 33,565,702,971,804,584/252,477,779.40
  6. Step 6: Final answer
    x = 132,945,176.61

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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.