Home / 1,029,891,210.40-1,544,836,815.60-253,530,704.80

Finding the Fourth Proportional to 1,029,891,210.40, 1,544,836,815.60 and 253,530,704.80

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Solution

The fourth proportional to 1,029,891,210.40, 1,544,836,815.60 and 253,530,704.80 is: 380,296,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,891,210.40 : 1,544,836,815.60 = 253,530,704.80 : x
  2. Step 2: Convert to fraction form
    1,029,891,210.40/1,544,836,815.60 = 253,530,704.80/x
  3. Step 3: Cross multiply
    1,029,891,210.40x = 1,544,836,815.60 × 253,530,704.80
  4. Step 4: Simplify right side
    1,029,891,210.40x = 391,663,566,660,055,616
  5. Step 5: Solve for x
    x = 391,663,566,660,055,616/1,029,891,210.40
  6. Step 6: Final answer
    x = 380,296,057.20

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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.