Home / 373,999,262.14-516,109,081.35-208,988,187.58

Finding the Fourth Proportional to 373,999,262.14, 516,109,081.35 and 208,988,187.58

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Solution

The fourth proportional to 373,999,262.14, 516,109,081.35 and 208,988,187.58 is: 288,398,166.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,999,262.14 : 516,109,081.35 = 208,988,187.58 : x
  2. Step 2: Convert to fraction form
    373,999,262.14/516,109,081.35 = 208,988,187.58/x
  3. Step 3: Cross multiply
    373,999,262.14x = 516,109,081.35 × 208,988,187.58
  4. Step 4: Simplify right side
    373,999,262.14x = 107,860,701,504,915,296
  5. Step 5: Solve for x
    x = 107,860,701,504,915,296/373,999,262.14
  6. Step 6: Final answer
    x = 288,398,166.58

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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.