Home / 234,473,704.32-323,720,499.36-150,987,078.72

Finding the Fourth Proportional to 234,473,704.32, 323,720,499.36 and 150,987,078.72

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Solution

The fourth proportional to 234,473,704.32, 323,720,499.36 and 150,987,078.72 is: 208,456,690.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,473,704.32 : 323,720,499.36 = 150,987,078.72 : x
  2. Step 2: Convert to fraction form
    234,473,704.32/323,720,499.36 = 150,987,078.72/x
  3. Step 3: Cross multiply
    234,473,704.32x = 323,720,499.36 × 150,987,078.72
  4. Step 4: Simplify right side
    234,473,704.32x = 48,877,612,520,146,032
  5. Step 5: Solve for x
    x = 48,877,612,520,146,032/234,473,704.32
  6. Step 6: Final answer
    x = 208,456,690.96

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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.