Home / 373,952,679.40-563,481,517.03-307,288,720.36

Finding the Fourth Proportional to 373,952,679.40, 563,481,517.03 and 307,288,720.36

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Solution

The fourth proportional to 373,952,679.40, 563,481,517.03 and 307,288,720.36 is: 463,030,548.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,952,679.40 : 563,481,517.03 = 307,288,720.36 : x
  2. Step 2: Convert to fraction form
    373,952,679.40/563,481,517.03 = 307,288,720.36/x
  3. Step 3: Cross multiply
    373,952,679.40x = 563,481,517.03 × 307,288,720.36
  4. Step 4: Simplify right side
    373,952,679.40x = 173,151,514,314,660,256
  5. Step 5: Solve for x
    x = 173,151,514,314,660,256/373,952,679.40
  6. Step 6: Final answer
    x = 463,030,548.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.