Home / 31,887,238,048.20-47,830,857,072.30-17,193,957,280.20

Finding the Fourth Proportional to 31,887,238,048.20, 47,830,857,072.30 and 17,193,957,280.20

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Solution

The fourth proportional to 31,887,238,048.20, 47,830,857,072.30 and 17,193,957,280.20 is: 25,790,935,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,887,238,048.20 : 47,830,857,072.30 = 17,193,957,280.20 : x
  2. Step 2: Convert to fraction form
    31,887,238,048.20/47,830,857,072.30 = 17,193,957,280.20/x
  3. Step 3: Cross multiply
    31,887,238,048.20x = 47,830,857,072.30 × 17,193,957,280.20
  4. Step 4: Simplify right side
    31,887,238,048.20x = 822,401,713,176,478,351,360
  5. Step 5: Solve for x
    x = 822,401,713,176,478,351,360/31,887,238,048.20
  6. Step 6: Final answer
    x = 25,790,935,920.30

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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.