Home / 355,679,530.68-533,444,646.42-100,318,179

Finding the Fourth Proportional to 355,679,530.68, 533,444,646.42 and 100,318,179

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Solution

The fourth proportional to 355,679,530.68, 533,444,646.42 and 100,318,179 is: 150,456,213.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,679,530.68 : 533,444,646.42 = 100,318,179 : x
  2. Step 2: Convert to fraction form
    355,679,530.68/533,444,646.42 = 100,318,179/x
  3. Step 3: Cross multiply
    355,679,530.68x = 533,444,646.42 × 100,318,179
  4. Step 4: Simplify right side
    355,679,530.68x = 53,514,195,526,153,272
  5. Step 5: Solve for x
    x = 53,514,195,526,153,272/355,679,530.68
  6. Step 6: Final answer
    x = 150,456,213.84

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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.