Home / 817,859,723,509.67-1,226,789,585,348.90-273,308,221,380.91

Finding the Fourth Proportional to 817,859,723,509.67, 1,226,789,585,348.90 and 273,308,221,380.91

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Solution

The fourth proportional to 817,859,723,509.67, 1,226,789,585,348.90 and 273,308,221,380.91 is: 409,962,332,099.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,859,723,509.67 : 1,226,789,585,348.90 = 273,308,221,380.91 : x
  2. Step 2: Convert to fraction form
    817,859,723,509.67/1,226,789,585,348.90 = 273,308,221,380.91/x
  3. Step 3: Cross multiply
    817,859,723,509.67x = 1,226,789,585,348.90 × 273,308,221,380.91
  4. Step 4: Simplify right side
    817,859,723,509.67x = 335,291,679,580,331,945,492,480
  5. Step 5: Solve for x
    x = 335,291,679,580,331,945,492,480/817,859,723,509.67
  6. Step 6: Final answer
    x = 409,962,332,099.57

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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.