Home / 1,554,584,992.35-2,331,877,488.53-505,321,167.98

Finding the Fourth Proportional to 1,554,584,992.35, 2,331,877,488.53 and 505,321,167.98

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Solution

The fourth proportional to 1,554,584,992.35, 2,331,877,488.53 and 505,321,167.98 is: 757,981,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,584,992.35 : 2,331,877,488.53 = 505,321,167.98 : x
  2. Step 2: Convert to fraction form
    1,554,584,992.35/2,331,877,488.53 = 505,321,167.98/x
  3. Step 3: Cross multiply
    1,554,584,992.35x = 2,331,877,488.53 × 505,321,167.98
  4. Step 4: Simplify right side
    1,554,584,992.35x = 1,178,347,056,076,062,720
  5. Step 5: Solve for x
    x = 1,178,347,056,076,062,720/1,554,584,992.35
  6. Step 6: Final answer
    x = 757,981,751.96

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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.