Home / 179,931,703.80-269,897,555.70-111,907,255.80

Finding the Fourth Proportional to 179,931,703.80, 269,897,555.70 and 111,907,255.80

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Solution

The fourth proportional to 179,931,703.80, 269,897,555.70 and 111,907,255.80 is: 167,860,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,931,703.80 : 269,897,555.70 = 111,907,255.80 : x
  2. Step 2: Convert to fraction form
    179,931,703.80/269,897,555.70 = 111,907,255.80/x
  3. Step 3: Cross multiply
    179,931,703.80x = 269,897,555.70 × 111,907,255.80
  4. Step 4: Simplify right side
    179,931,703.80x = 30,203,494,805,514,644
  5. Step 5: Solve for x
    x = 30,203,494,805,514,644/179,931,703.80
  6. Step 6: Final answer
    x = 167,860,883.70

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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.