Home / 589,744,540.70-884,616,811.05-553,393,976.30

Finding the Fourth Proportional to 589,744,540.70, 884,616,811.05 and 553,393,976.30

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Solution

The fourth proportional to 589,744,540.70, 884,616,811.05 and 553,393,976.30 is: 830,090,964.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,744,540.70 : 884,616,811.05 = 553,393,976.30 : x
  2. Step 2: Convert to fraction form
    589,744,540.70/884,616,811.05 = 553,393,976.30/x
  3. Step 3: Cross multiply
    589,744,540.70x = 884,616,811.05 × 553,393,976.30
  4. Step 4: Simplify right side
    589,744,540.70x = 489,541,614,568,785,216
  5. Step 5: Solve for x
    x = 489,541,614,568,785,216/589,744,540.70
  6. Step 6: Final answer
    x = 830,090,964.45

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Half scale
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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.