Home / 309,049,348,273.20-463,574,022,409.80-297,294,723,658.80

Finding the Fourth Proportional to 309,049,348,273.20, 463,574,022,409.80 and 297,294,723,658.80

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Solution

The fourth proportional to 309,049,348,273.20, 463,574,022,409.80 and 297,294,723,658.80 is: 445,942,085,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,049,348,273.20 : 463,574,022,409.80 = 297,294,723,658.80 : x
  2. Step 2: Convert to fraction form
    309,049,348,273.20/463,574,022,409.80 = 297,294,723,658.80/x
  3. Step 3: Cross multiply
    309,049,348,273.20x = 463,574,022,409.80 × 297,294,723,658.80
  4. Step 4: Simplify right side
    309,049,348,273.20x = 137,818,110,887,719,837,106,176
  5. Step 5: Solve for x
    x = 137,818,110,887,719,837,106,176/309,049,348,273.20
  6. Step 6: Final answer
    x = 445,942,085,488.20

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Double scale
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Similar ratio
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1.5x scale

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.