Home / 28,757,758,855.60-43,136,638,283.40-23,855,967,521.20

Finding the Fourth Proportional to 28,757,758,855.60, 43,136,638,283.40 and 23,855,967,521.20

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Solution

The fourth proportional to 28,757,758,855.60, 43,136,638,283.40 and 23,855,967,521.20 is: 35,783,951,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757,758,855.60 : 43,136,638,283.40 = 23,855,967,521.20 : x
  2. Step 2: Convert to fraction form
    28,757,758,855.60/43,136,638,283.40 = 23,855,967,521.20/x
  3. Step 3: Cross multiply
    28,757,758,855.60x = 43,136,638,283.40 × 23,855,967,521.20
  4. Step 4: Simplify right side
    28,757,758,855.60x = 1,029,066,241,862,542,950,400
  5. Step 5: Solve for x
    x = 1,029,066,241,862,542,950,400/28,757,758,855.60
  6. Step 6: Final answer
    x = 35,783,951,281.80

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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.