Home / 3,685,836,814.20-5,528,755,221.30-1,358,444,098.80

Finding the Fourth Proportional to 3,685,836,814.20, 5,528,755,221.30 and 1,358,444,098.80

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Solution

The fourth proportional to 3,685,836,814.20, 5,528,755,221.30 and 1,358,444,098.80 is: 2,037,666,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,836,814.20 : 5,528,755,221.30 = 1,358,444,098.80 : x
  2. Step 2: Convert to fraction form
    3,685,836,814.20/5,528,755,221.30 = 1,358,444,098.80/x
  3. Step 3: Cross multiply
    3,685,836,814.20x = 5,528,755,221.30 × 1,358,444,098.80
  4. Step 4: Simplify right side
    3,685,836,814.20x = 7,510,504,904,084,673,536
  5. Step 5: Solve for x
    x = 7,510,504,904,084,673,536/3,685,836,814.20
  6. Step 6: Final answer
    x = 2,037,666,148.20

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Double scale
Find fourth proportional to 3,685,836,815.20, 5,528,755,222.80 and 1,358,444,099.80
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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.