Home / 211,364,814.30-317,047,221.45-96,573,558.30

Finding the Fourth Proportional to 211,364,814.30, 317,047,221.45 and 96,573,558.30

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Solution

The fourth proportional to 211,364,814.30, 317,047,221.45 and 96,573,558.30 is: 144,860,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,364,814.30 : 317,047,221.45 = 96,573,558.30 : x
  2. Step 2: Convert to fraction form
    211,364,814.30/317,047,221.45 = 96,573,558.30/x
  3. Step 3: Cross multiply
    211,364,814.30x = 317,047,221.45 × 96,573,558.30
  4. Step 4: Simplify right side
    211,364,814.30x = 30,618,378,324,554,584
  5. Step 5: Solve for x
    x = 30,618,378,324,554,584/211,364,814.30
  6. Step 6: Final answer
    x = 144,860,337.45

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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.