Home / 141,320,472.80-211,987,707.60-73,296,024.80

Finding the Fourth Proportional to 141,320,472.80, 211,987,707.60 and 73,296,024.80

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Solution

The fourth proportional to 141,320,472.80, 211,987,707.60 and 73,296,024.80 is: 109,947,666.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,320,472.80 : 211,987,707.60 = 73,296,024.80 : x
  2. Step 2: Convert to fraction form
    141,320,472.80/211,987,707.60 = 73,296,024.80/x
  3. Step 3: Cross multiply
    141,320,472.80x = 211,987,707.60 × 73,296,024.80
  4. Step 4: Simplify right side
    141,320,472.80x = 15,537,856,273,544,748
  5. Step 5: Solve for x
    x = 15,537,856,273,544,748/141,320,472.80
  6. Step 6: Final answer
    x = 109,947,666.93

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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.