Home / 1,136,707,212.70-1,705,060,819.05-554,814,747.10

Finding the Fourth Proportional to 1,136,707,212.70, 1,705,060,819.05 and 554,814,747.10

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Solution

The fourth proportional to 1,136,707,212.70, 1,705,060,819.05 and 554,814,747.10 is: 832,222,120.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,707,212.70 : 1,705,060,819.05 = 554,814,747.10 : x
  2. Step 2: Convert to fraction form
    1,136,707,212.70/1,705,060,819.05 = 554,814,747.10/x
  3. Step 3: Cross multiply
    1,136,707,212.70x = 1,705,060,819.05 × 554,814,747.10
  4. Step 4: Simplify right side
    1,136,707,212.70x = 945,992,887,111,344,640
  5. Step 5: Solve for x
    x = 945,992,887,111,344,640/1,136,707,212.70
  6. Step 6: Final answer
    x = 832,222,120.65

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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.