Home / 676,530,911.88-1,014,798,259.62-210,260,516.52

Finding the Fourth Proportional to 676,530,911.88, 1,014,798,259.62 and 210,260,516.52

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Solution

The fourth proportional to 676,530,911.88, 1,014,798,259.62 and 210,260,516.52 is: 315,391,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,530,911.88 : 1,014,798,259.62 = 210,260,516.52 : x
  2. Step 2: Convert to fraction form
    676,530,911.88/1,014,798,259.62 = 210,260,516.52/x
  3. Step 3: Cross multiply
    676,530,911.88x = 1,014,798,259.62 × 210,260,516.52
  4. Step 4: Simplify right side
    676,530,911.88x = 213,372,006,231,298,272
  5. Step 5: Solve for x
    x = 213,372,006,231,298,272/676,530,911.88
  6. Step 6: Final answer
    x = 315,391,362.74

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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.