Home / 141,899,165.74-195,783,790.60-83,130,238.43

Finding the Fourth Proportional to 141,899,165.74, 195,783,790.60 and 83,130,238.43

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Solution

The fourth proportional to 141,899,165.74, 195,783,790.60 and 83,130,238.43 is: 114,698,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,899,165.74 : 195,783,790.60 = 83,130,238.43 : x
  2. Step 2: Convert to fraction form
    141,899,165.74/195,783,790.60 = 83,130,238.43/x
  3. Step 3: Cross multiply
    141,899,165.74x = 195,783,790.60 × 83,130,238.43
  4. Step 4: Simplify right side
    141,899,165.74x = 16,275,553,193,307,194
  5. Step 5: Solve for x
    x = 16,275,553,193,307,194/141,899,165.74
  6. Step 6: Final answer
    x = 114,698,018.90

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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.