Home / 329,634,707,502.38-454,908,172,995.48-197,668,542,340.65

Finding the Fourth Proportional to 329,634,707,502.38, 454,908,172,995.48 and 197,668,542,340.65

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Solution

The fourth proportional to 329,634,707,502.38, 454,908,172,995.48 and 197,668,542,340.65 is: 272,789,950,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,634,707,502.38 : 454,908,172,995.48 = 197,668,542,340.65 : x
  2. Step 2: Convert to fraction form
    329,634,707,502.38/454,908,172,995.48 = 197,668,542,340.65/x
  3. Step 3: Cross multiply
    329,634,707,502.38x = 454,908,172,995.48 × 197,668,542,340.65
  4. Step 4: Simplify right side
    329,634,707,502.38x = 89,921,035,454,864,760,504,320
  5. Step 5: Solve for x
    x = 89,921,035,454,864,760,504,320/329,634,707,502.38
  6. Step 6: Final answer
    x = 272,789,950,233.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.