Home / 146,707,874.35-220,061,811.53-103,661,153.35

Finding the Fourth Proportional to 146,707,874.35, 220,061,811.53 and 103,661,153.35

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Solution

The fourth proportional to 146,707,874.35, 220,061,811.53 and 103,661,153.35 is: 155,491,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,707,874.35 : 220,061,811.53 = 103,661,153.35 : x
  2. Step 2: Convert to fraction form
    146,707,874.35/220,061,811.53 = 103,661,153.35/x
  3. Step 3: Cross multiply
    146,707,874.35x = 220,061,811.53 × 103,661,153.35
  4. Step 4: Simplify right side
    146,707,874.35x = 22,811,861,191,490,128
  5. Step 5: Solve for x
    x = 22,811,861,191,490,128/146,707,874.35
  6. Step 6: Final answer
    x = 155,491,730.03

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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.