Home / 168,029,928.30-252,044,892.45-147,874,536.30

Finding the Fourth Proportional to 168,029,928.30, 252,044,892.45 and 147,874,536.30

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Solution

The fourth proportional to 168,029,928.30, 252,044,892.45 and 147,874,536.30 is: 221,811,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,029,928.30 : 252,044,892.45 = 147,874,536.30 : x
  2. Step 2: Convert to fraction form
    168,029,928.30/252,044,892.45 = 147,874,536.30/x
  3. Step 3: Cross multiply
    168,029,928.30x = 252,044,892.45 × 147,874,536.30
  4. Step 4: Simplify right side
    168,029,928.30x = 37,271,021,597,827,120
  5. Step 5: Solve for x
    x = 37,271,021,597,827,120/168,029,928.30
  6. Step 6: Final answer
    x = 221,811,804.45

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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.