Home / 252,034,698.60-378,052,047.90-148,297,415.40

Finding the Fourth Proportional to 252,034,698.60, 378,052,047.90 and 148,297,415.40

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Solution

The fourth proportional to 252,034,698.60, 378,052,047.90 and 148,297,415.40 is: 222,446,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,034,698.60 : 378,052,047.90 = 148,297,415.40 : x
  2. Step 2: Convert to fraction form
    252,034,698.60/378,052,047.90 = 148,297,415.40/x
  3. Step 3: Cross multiply
    252,034,698.60x = 378,052,047.90 × 148,297,415.40
  4. Step 4: Simplify right side
    252,034,698.60x = 56,064,141,590,247,000
  5. Step 5: Solve for x
    x = 56,064,141,590,247,000/252,034,698.60
  6. Step 6: Final answer
    x = 222,446,123.10

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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.