Home / 28,757,758,853.60-43,136,638,280.40-23,855,967,519.20

Finding the Fourth Proportional to 28,757,758,853.60, 43,136,638,280.40 and 23,855,967,519.20

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Solution

The fourth proportional to 28,757,758,853.60, 43,136,638,280.40 and 23,855,967,519.20 is: 35,783,951,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757,758,853.60 : 43,136,638,280.40 = 23,855,967,519.20 : x
  2. Step 2: Convert to fraction form
    28,757,758,853.60/43,136,638,280.40 = 23,855,967,519.20/x
  3. Step 3: Cross multiply
    28,757,758,853.60x = 43,136,638,280.40 × 23,855,967,519.20
  4. Step 4: Simplify right side
    28,757,758,853.60x = 1,029,066,241,704,701,853,696
  5. Step 5: Solve for x
    x = 1,029,066,241,704,701,853,696/28,757,758,853.60
  6. Step 6: Final answer
    x = 35,783,951,278.80

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Double scale
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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.