Home / 202,374,714.69-279,277,199.70-109,555,222.50

Finding the Fourth Proportional to 202,374,714.69, 279,277,199.70 and 109,555,222.50

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Solution

The fourth proportional to 202,374,714.69, 279,277,199.70 and 109,555,222.50 is: 151,186,257.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,374,714.69 : 279,277,199.70 = 109,555,222.50 : x
  2. Step 2: Convert to fraction form
    202,374,714.69/279,277,199.70 = 109,555,222.50/x
  3. Step 3: Cross multiply
    202,374,714.69x = 279,277,199.70 × 109,555,222.50
  4. Step 4: Simplify right side
    202,374,714.69x = 30,596,275,752,310,432
  5. Step 5: Solve for x
    x = 30,596,275,752,310,432/202,374,714.69
  6. Step 6: Final answer
    x = 151,186,257.63

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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.