Home / 570,314,245.36-855,334,393.80-263,311,389.04

Finding the Fourth Proportional to 570,314,245.36, 855,334,393.80 and 263,311,389.04

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Solution

The fourth proportional to 570,314,245.36, 855,334,393.80 and 263,311,389.04 is: 394,903,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,314,245.36 : 855,334,393.80 = 263,311,389.04 : x
  2. Step 2: Convert to fraction form
    570,314,245.36/855,334,393.80 = 263,311,389.04/x
  3. Step 3: Cross multiply
    570,314,245.36x = 855,334,393.80 × 263,311,389.04
  4. Step 4: Simplify right side
    570,314,245.36x = 225,219,287,325,164,352
  5. Step 5: Solve for x
    x = 225,219,287,325,164,352/570,314,245.36
  6. Step 6: Final answer
    x = 394,903,843.20

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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.