Home / 373,999,272.39-516,109,095.50-208,988,197.83

Finding the Fourth Proportional to 373,999,272.39, 516,109,095.50 and 208,988,197.83

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Solution

The fourth proportional to 373,999,272.39, 516,109,095.50 and 208,988,197.83 is: 288,398,180.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,999,272.39 : 516,109,095.50 = 208,988,197.83 : x
  2. Step 2: Convert to fraction form
    373,999,272.39/516,109,095.50 = 208,988,197.83/x
  3. Step 3: Cross multiply
    373,999,272.39x = 516,109,095.50 × 208,988,197.83
  4. Step 4: Simplify right side
    373,999,272.39x = 107,860,709,751,171,424
  5. Step 5: Solve for x
    x = 107,860,709,751,171,424/373,999,272.39
  6. Step 6: Final answer
    x = 288,398,180.73

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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.