Home / 784,094,764.07-1,082,128,940.90-585,511,496.24

Finding the Fourth Proportional to 784,094,764.07, 1,082,128,940.90 and 585,511,496.24

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Solution

The fourth proportional to 784,094,764.07, 1,082,128,940.90 and 585,511,496.24 is: 808,064,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,094,764.07 : 1,082,128,940.90 = 585,511,496.24 : x
  2. Step 2: Convert to fraction form
    784,094,764.07/1,082,128,940.90 = 585,511,496.24/x
  3. Step 3: Cross multiply
    784,094,764.07x = 1,082,128,940.90 × 585,511,496.24
  4. Step 4: Simplify right side
    784,094,764.07x = 633,598,935,314,212,736
  5. Step 5: Solve for x
    x = 633,598,935,314,212,736/784,094,764.07
  6. Step 6: Final answer
    x = 808,064,234.51

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1.5x scale

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.