Home / 339,090,108.96-507,954,136.88-154,603,810.36

Finding the Fourth Proportional to 339,090,108.96, 507,954,136.88 and 154,603,810.36

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Solution

The fourth proportional to 339,090,108.96, 507,954,136.88 and 154,603,810.36 is: 231,595,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,090,108.96 : 507,954,136.88 = 154,603,810.36 : x
  2. Step 2: Convert to fraction form
    339,090,108.96/507,954,136.88 = 154,603,810.36/x
  3. Step 3: Cross multiply
    339,090,108.96x = 507,954,136.88 × 154,603,810.36
  4. Step 4: Simplify right side
    339,090,108.96x = 78,531,645,049,773,008
  5. Step 5: Solve for x
    x = 78,531,645,049,773,008/339,090,108.96
  6. Step 6: Final answer
    x = 231,595,210.17

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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.