Home / 269,034,939.80-403,552,409.70-146,272,068.80

Finding the Fourth Proportional to 269,034,939.80, 403,552,409.70 and 146,272,068.80

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Solution

The fourth proportional to 269,034,939.80, 403,552,409.70 and 146,272,068.80 is: 219,408,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,034,939.80 : 403,552,409.70 = 146,272,068.80 : x
  2. Step 2: Convert to fraction form
    269,034,939.80/403,552,409.70 = 146,272,068.80/x
  3. Step 3: Cross multiply
    269,034,939.80x = 403,552,409.70 × 146,272,068.80
  4. Step 4: Simplify right side
    269,034,939.80x = 59,028,445,836,044,192
  5. Step 5: Solve for x
    x = 59,028,445,836,044,192/269,034,939.80
  6. Step 6: Final answer
    x = 219,408,103.20

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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.