Home / 413,435,522.52-620,120,741.09-180,260,731.80

Finding the Fourth Proportional to 413,435,522.52, 620,120,741.09 and 180,260,731.80

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Solution

The fourth proportional to 413,435,522.52, 620,120,741.09 and 180,260,731.80 is: 270,376,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,435,522.52 : 620,120,741.09 = 180,260,731.80 : x
  2. Step 2: Convert to fraction form
    413,435,522.52/620,120,741.09 = 180,260,731.80/x
  3. Step 3: Cross multiply
    413,435,522.52x = 620,120,741.09 × 180,260,731.80
  4. Step 4: Simplify right side
    413,435,522.52x = 111,783,418,592,340,448
  5. Step 5: Solve for x
    x = 111,783,418,592,340,448/413,435,522.52
  6. Step 6: Final answer
    x = 270,376,908.86

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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.