Home / 624,231,492.36-861,439,385.62-373,335,845.42

Finding the Fourth Proportional to 624,231,492.36, 861,439,385.62 and 373,335,845.42

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Solution

The fourth proportional to 624,231,492.36, 861,439,385.62 and 373,335,845.42 is: 515,203,422.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,231,492.36 : 861,439,385.62 = 373,335,845.42 : x
  2. Step 2: Convert to fraction form
    624,231,492.36/861,439,385.62 = 373,335,845.42/x
  3. Step 3: Cross multiply
    624,231,492.36x = 861,439,385.62 × 373,335,845.42
  4. Step 4: Simplify right side
    624,231,492.36x = 321,606,201,308,528,128
  5. Step 5: Solve for x
    x = 321,606,201,308,528,128/624,231,492.36
  6. Step 6: Final answer
    x = 515,203,422.52

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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.