Home / 339,090,101.96-507,954,126.40-154,603,803.32

Finding the Fourth Proportional to 339,090,101.96, 507,954,126.40 and 154,603,803.32

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Solution

The fourth proportional to 339,090,101.96, 507,954,126.40 and 154,603,803.32 is: 231,595,199.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,090,101.96 : 507,954,126.40 = 154,603,803.32 : x
  2. Step 2: Convert to fraction form
    339,090,101.96/507,954,126.40 = 154,603,803.32/x
  3. Step 3: Cross multiply
    339,090,101.96x = 507,954,126.40 × 154,603,803.32
  4. Step 4: Simplify right side
    339,090,101.96x = 78,531,639,853,528,016
  5. Step 5: Solve for x
    x = 78,531,639,853,528,016/339,090,101.96
  6. Step 6: Final answer
    x = 231,595,199.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.