Home / 185,682,005.80-278,523,008.70-99,588,563.80

Finding the Fourth Proportional to 185,682,005.80, 278,523,008.70 and 99,588,563.80

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Solution

The fourth proportional to 185,682,005.80, 278,523,008.70 and 99,588,563.80 is: 149,382,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,682,005.80 : 278,523,008.70 = 99,588,563.80 : x
  2. Step 2: Convert to fraction form
    185,682,005.80/278,523,008.70 = 99,588,563.80/x
  3. Step 3: Cross multiply
    185,682,005.80x = 278,523,008.70 × 99,588,563.80
  4. Step 4: Simplify right side
    185,682,005.80x = 27,737,706,421,687,904
  5. Step 5: Solve for x
    x = 27,737,706,421,687,904/185,682,005.80
  6. Step 6: Final answer
    x = 149,382,845.70

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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.