Home / 204,270,675.66-281,980,513.26-137,328,457.84

Finding the Fourth Proportional to 204,270,675.66, 281,980,513.26 and 137,328,457.84

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Solution

The fourth proportional to 204,270,675.66, 281,980,513.26 and 137,328,457.84 is: 189,571,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,270,675.66 : 281,980,513.26 = 137,328,457.84 : x
  2. Step 2: Convert to fraction form
    204,270,675.66/281,980,513.26 = 137,328,457.84/x
  3. Step 3: Cross multiply
    204,270,675.66x = 281,980,513.26 × 137,328,457.84
  4. Step 4: Simplify right side
    204,270,675.66x = 38,723,949,026,927,472
  5. Step 5: Solve for x
    x = 38,723,949,026,927,472/204,270,675.66
  6. Step 6: Final answer
    x = 189,571,747.89

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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.