Home / 333,984,007.70-500,976,011.55-211,540,001.30

Finding the Fourth Proportional to 333,984,007.70, 500,976,011.55 and 211,540,001.30

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Solution

The fourth proportional to 333,984,007.70, 500,976,011.55 and 211,540,001.30 is: 317,310,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,984,007.70 : 500,976,011.55 = 211,540,001.30 : x
  2. Step 2: Convert to fraction form
    333,984,007.70/500,976,011.55 = 211,540,001.30/x
  3. Step 3: Cross multiply
    333,984,007.70x = 500,976,011.55 × 211,540,001.30
  4. Step 4: Simplify right side
    333,984,007.70x = 105,976,466,134,555,824
  5. Step 5: Solve for x
    x = 105,976,466,134,555,824/333,984,007.70
  6. Step 6: Final answer
    x = 317,310,001.95

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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.