Home / 230,642,426.30-318,286,341-130,192,011.82

Finding the Fourth Proportional to 230,642,426.30, 318,286,341 and 130,192,011.82

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Solution

The fourth proportional to 230,642,426.30, 318,286,341 and 130,192,011.82 is: 179,664,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,642,426.30 : 318,286,341 = 130,192,011.82 : x
  2. Step 2: Convert to fraction form
    230,642,426.30/318,286,341 = 130,192,011.82/x
  3. Step 3: Cross multiply
    230,642,426.30x = 318,286,341 × 130,192,011.82
  4. Step 4: Simplify right side
    230,642,426.30x = 41,438,339,070,014,408
  5. Step 5: Solve for x
    x = 41,438,339,070,014,408/230,642,426.30
  6. Step 6: Final answer
    x = 179,664,859.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.