Home / 507,262,208.53-700,021,832.60-281,200,619.35

Finding the Fourth Proportional to 507,262,208.53, 700,021,832.60 and 281,200,619.35

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Solution

The fourth proportional to 507,262,208.53, 700,021,832.60 and 281,200,619.35 is: 388,056,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,262,208.53 : 700,021,832.60 = 281,200,619.35 : x
  2. Step 2: Convert to fraction form
    507,262,208.53/700,021,832.60 = 281,200,619.35/x
  3. Step 3: Cross multiply
    507,262,208.53x = 700,021,832.60 × 281,200,619.35
  4. Step 4: Simplify right side
    507,262,208.53x = 196,846,572,885,642,048
  5. Step 5: Solve for x
    x = 196,846,572,885,642,048/507,262,208.53
  6. Step 6: Final answer
    x = 388,056,846.29

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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.