Home / 108,105,549.86-149,183,814.94-58,545,520.85

Finding the Fourth Proportional to 108,105,549.86, 149,183,814.94 and 58,545,520.85

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Solution

The fourth proportional to 108,105,549.86, 149,183,814.94 and 58,545,520.85 is: 80,791,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,105,549.86 : 149,183,814.94 = 58,545,520.85 : x
  2. Step 2: Convert to fraction form
    108,105,549.86/149,183,814.94 = 58,545,520.85/x
  3. Step 3: Cross multiply
    108,105,549.86x = 149,183,814.94 × 58,545,520.85
  4. Step 4: Simplify right side
    108,105,549.86x = 8,734,044,148,052,312
  5. Step 5: Solve for x
    x = 8,734,044,148,052,312/108,105,549.86
  6. Step 6: Final answer
    x = 80,791,820.21

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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.