Home / 234,520,339.23-351,834,552.86-81,166,397.49

Finding the Fourth Proportional to 234,520,339.23, 351,834,552.86 and 81,166,397.49

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Solution

The fourth proportional to 234,520,339.23, 351,834,552.86 and 81,166,397.49 is: 121,768,300.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,520,339.23 : 351,834,552.86 = 81,166,397.49 : x
  2. Step 2: Convert to fraction form
    234,520,339.23/351,834,552.86 = 81,166,397.49/x
  3. Step 3: Cross multiply
    234,520,339.23x = 351,834,552.86 × 81,166,397.49
  4. Step 4: Simplify right side
    234,520,339.23x = 28,557,143,167,745,344
  5. Step 5: Solve for x
    x = 28,557,143,167,745,344/234,520,339.23
  6. Step 6: Final answer
    x = 121,768,300.62

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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.