Home / 5,156,482,018,245.20-7,115,967,308,063.20-2,812,732,476,782.80

Finding the Fourth Proportional to 5,156,482,018,245.20, 7,115,967,308,063.20 and 2,812,732,476,782.80

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Solution

The fourth proportional to 5,156,482,018,245.20, 7,115,967,308,063.20 and 2,812,732,476,782.80 is: 3,881,582,885,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156,482,018,245.20 : 7,115,967,308,063.20 = 2,812,732,476,782.80 : x
  2. Step 2: Convert to fraction form
    5,156,482,018,245.20/7,115,967,308,063.20 = 2,812,732,476,782.80/x
  3. Step 3: Cross multiply
    5,156,482,018,245.20x = 7,115,967,308,063.20 × 2,812,732,476,782.80
  4. Step 4: Simplify right side
    5,156,482,018,245.20x = 20,015,312,351,114,037,599,141,888
  5. Step 5: Solve for x
    x = 20,015,312,351,114,037,599,141,888/5,156,482,018,245.20
  6. Step 6: Final answer
    x = 3,881,582,885,442.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.