Home / 498,191,421.97-687,504,136.08-269,046,173.35

Finding the Fourth Proportional to 498,191,421.97, 687,504,136.08 and 269,046,173.35

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Solution

The fourth proportional to 498,191,421.97, 687,504,136.08 and 269,046,173.35 is: 371,283,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,191,421.97 : 687,504,136.08 = 269,046,173.35 : x
  2. Step 2: Convert to fraction form
    498,191,421.97/687,504,136.08 = 269,046,173.35/x
  3. Step 3: Cross multiply
    498,191,421.97x = 687,504,136.08 × 269,046,173.35
  4. Step 4: Simplify right side
    498,191,421.97x = 184,970,356,974,621,696
  5. Step 5: Solve for x
    x = 184,970,356,974,621,696/498,191,421.97
  6. Step 6: Final answer
    x = 371,283,705.05

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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.