Home / 1,452,168,221.90-2,178,252,332.85-469,592,861.90

Finding the Fourth Proportional to 1,452,168,221.90, 2,178,252,332.85 and 469,592,861.90

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Solution

The fourth proportional to 1,452,168,221.90, 2,178,252,332.85 and 469,592,861.90 is: 704,389,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,168,221.90 : 2,178,252,332.85 = 469,592,861.90 : x
  2. Step 2: Convert to fraction form
    1,452,168,221.90/2,178,252,332.85 = 469,592,861.90/x
  3. Step 3: Cross multiply
    1,452,168,221.90x = 2,178,252,332.85 × 469,592,861.90
  4. Step 4: Simplify right side
    1,452,168,221.90x = 1,022,891,746,923,382,784
  5. Step 5: Solve for x
    x = 1,022,891,746,923,382,784/1,452,168,221.90
  6. Step 6: Final answer
    x = 704,389,292.85

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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.