Home / 211,797,171.90-317,714,070.60-58,443,235.02

Finding the Fourth Proportional to 211,797,171.90, 317,714,070.60 and 58,443,235.02

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Solution

The fourth proportional to 211,797,171.90, 317,714,070.60 and 58,443,235.02 is: 87,669,905.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,797,171.90 : 317,714,070.60 = 58,443,235.02 : x
  2. Step 2: Convert to fraction form
    211,797,171.90/317,714,070.60 = 58,443,235.02/x
  3. Step 3: Cross multiply
    211,797,171.90x = 317,714,070.60 × 58,443,235.02
  4. Step 4: Simplify right side
    211,797,171.90x = 18,568,238,097,236,676
  5. Step 5: Solve for x
    x = 18,568,238,097,236,676/211,797,171.90
  6. Step 6: Final answer
    x = 87,669,905.74

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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.