Home / 1,212,923,266,988.70-1,819,496,746,260.50-396,100,294,739.61

Finding the Fourth Proportional to 1,212,923,266,988.70, 1,819,496,746,260.50 and 396,100,294,739.61

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Solution

The fourth proportional to 1,212,923,266,988.70, 1,819,496,746,260.50 and 396,100,294,739.61 is: 594,186,967,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,923,266,988.70 : 1,819,496,746,260.50 = 396,100,294,739.61 : x
  2. Step 2: Convert to fraction form
    1,212,923,266,988.70/1,819,496,746,260.50 = 396,100,294,739.61/x
  3. Step 3: Cross multiply
    1,212,923,266,988.70x = 1,819,496,746,260.50 × 396,100,294,739.61
  4. Step 4: Simplify right side
    1,212,923,266,988.70x = 720,703,197,471,545,359,335,424
  5. Step 5: Solve for x
    x = 720,703,197,471,545,359,335,424/1,212,923,266,988.70
  6. Step 6: Final answer
    x = 594,186,967,210.89

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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.