Home / 157,788,009.20-236,682,013.80-119,524,257.20

Finding the Fourth Proportional to 157,788,009.20, 236,682,013.80 and 119,524,257.20

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Solution

The fourth proportional to 157,788,009.20, 236,682,013.80 and 119,524,257.20 is: 179,286,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,009.20 : 236,682,013.80 = 119,524,257.20 : x
  2. Step 2: Convert to fraction form
    157,788,009.20/236,682,013.80 = 119,524,257.20/x
  3. Step 3: Cross multiply
    157,788,009.20x = 236,682,013.80 × 119,524,257.20
  4. Step 4: Simplify right side
    157,788,009.20x = 28,289,241,892,045,152
  5. Step 5: Solve for x
    x = 28,289,241,892,045,152/157,788,009.20
  6. Step 6: Final answer
    x = 179,286,385.80

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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.