Home / 339,090,106.95-507,954,133.89-154,603,808.34

Finding the Fourth Proportional to 339,090,106.95, 507,954,133.89 and 154,603,808.34

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Solution

The fourth proportional to 339,090,106.95, 507,954,133.89 and 154,603,808.34 is: 231,595,207.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,090,106.95 : 507,954,133.89 = 154,603,808.34 : x
  2. Step 2: Convert to fraction form
    339,090,106.95/507,954,133.89 = 154,603,808.34/x
  3. Step 3: Cross multiply
    339,090,106.95x = 507,954,133.89 × 154,603,808.34
  4. Step 4: Simplify right side
    339,090,106.95x = 78,531,643,561,440,256
  5. Step 5: Solve for x
    x = 78,531,643,561,440,256/339,090,106.95
  6. Step 6: Final answer
    x = 231,595,207.15

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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.