Home / 154,425,377.88-231,637,871.07-39,409,922.79

Finding the Fourth Proportional to 154,425,377.88, 231,637,871.07 and 39,409,922.79

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Solution

The fourth proportional to 154,425,377.88, 231,637,871.07 and 39,409,922.79 is: 59,114,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,425,377.88 : 231,637,871.07 = 39,409,922.79 : x
  2. Step 2: Convert to fraction form
    154,425,377.88/231,637,871.07 = 39,409,922.79/x
  3. Step 3: Cross multiply
    154,425,377.88x = 231,637,871.07 × 39,409,922.79
  4. Step 4: Simplify right side
    154,425,377.88x = 9,128,830,614,108,674
  5. Step 5: Solve for x
    x = 9,128,830,614,108,674/154,425,377.88
  6. Step 6: Final answer
    x = 59,114,834.23

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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.