Home / 141,729,245.30-195,586,356.89-76,539,149.30

Finding the Fourth Proportional to 141,729,245.30, 195,586,356.89 and 76,539,149.30

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Solution

The fourth proportional to 141,729,245.30, 195,586,356.89 and 76,539,149.30 is: 105,624,025.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,729,245.30 : 195,586,356.89 = 76,539,149.30 : x
  2. Step 2: Convert to fraction form
    141,729,245.30/195,586,356.89 = 76,539,149.30/x
  3. Step 3: Cross multiply
    141,729,245.30x = 195,586,356.89 × 76,539,149.30
  4. Step 4: Simplify right side
    141,729,245.30x = 14,970,013,371,727,108
  5. Step 5: Solve for x
    x = 14,970,013,371,727,108/141,729,245.30
  6. Step 6: Final answer
    x = 105,624,025.16

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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.