Home / 2,548,305,391.72-3,514,783,931.94-1,921,800,225.64

Finding the Fourth Proportional to 2,548,305,391.72, 3,514,783,931.94 and 1,921,800,225.64

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Solution

The fourth proportional to 2,548,305,391.72, 3,514,783,931.94 and 1,921,800,225.64 is: 2,650,668,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548,305,391.72 : 3,514,783,931.94 = 1,921,800,225.64 : x
  2. Step 2: Convert to fraction form
    2,548,305,391.72/3,514,783,931.94 = 1,921,800,225.64/x
  3. Step 3: Cross multiply
    2,548,305,391.72x = 3,514,783,931.94 × 1,921,800,225.64
  4. Step 4: Simplify right side
    2,548,305,391.72x = 6,754,712,553,478,138,880
  5. Step 5: Solve for x
    x = 6,754,712,553,478,138,880/2,548,305,391.72
  6. Step 6: Final answer
    x = 2,650,668,391.40

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Double scale
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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.