Home / 118,991,779.50-178,563,174.22-50,834,983.98

Finding the Fourth Proportional to 118,991,779.50, 178,563,174.22 and 50,834,983.98

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Solution

The fourth proportional to 118,991,779.50, 178,563,174.22 and 50,834,983.98 is: 76,284,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,991,779.50 : 178,563,174.22 = 50,834,983.98 : x
  2. Step 2: Convert to fraction form
    118,991,779.50/178,563,174.22 = 50,834,983.98/x
  3. Step 3: Cross multiply
    118,991,779.50x = 178,563,174.22 × 50,834,983.98
  4. Step 4: Simplify right side
    118,991,779.50x = 9,077,256,100,891,648
  5. Step 5: Solve for x
    x = 9,077,256,100,891,648/118,991,779.50
  6. Step 6: Final answer
    x = 76,284,732.77

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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.