Home / 154,425,379.88-231,637,874.07-39,409,924.79

Finding the Fourth Proportional to 154,425,379.88, 231,637,874.07 and 39,409,924.79

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Solution

The fourth proportional to 154,425,379.88, 231,637,874.07 and 39,409,924.79 is: 59,114,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,425,379.88 : 231,637,874.07 = 39,409,924.79 : x
  2. Step 2: Convert to fraction form
    154,425,379.88/231,637,874.07 = 39,409,924.79/x
  3. Step 3: Cross multiply
    154,425,379.88x = 231,637,874.07 × 39,409,924.79
  4. Step 4: Simplify right side
    154,425,379.88x = 9,128,831,195,614,190
  5. Step 5: Solve for x
    x = 9,128,831,195,614,190/154,425,379.88
  6. Step 6: Final answer
    x = 59,114,837.23

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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.