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Finding the Fourth Proportional to 488,796,307.65, 733,125,429.63 and 156,760,171.56

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Solution

The fourth proportional to 488,796,307.65, 733,125,429.63 and 156,760,171.56 is: 235,118,118.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,796,307.65 : 733,125,429.63 = 156,760,171.56 : x
  2. Step 2: Convert to fraction form
    488,796,307.65/733,125,429.63 = 156,760,171.56/x
  3. Step 3: Cross multiply
    488,796,307.65x = 733,125,429.63 × 156,760,171.56
  4. Step 4: Simplify right side
    488,796,307.65x = 114,924,868,123,797,504
  5. Step 5: Solve for x
    x = 114,924,868,123,797,504/488,796,307.65
  6. Step 6: Final answer
    x = 235,118,118.38

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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.