Home / 373,999,261.14-516,109,079.97-208,988,186.58

Finding the Fourth Proportional to 373,999,261.14, 516,109,079.97 and 208,988,186.58

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Solution

The fourth proportional to 373,999,261.14, 516,109,079.97 and 208,988,186.58 is: 288,398,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,999,261.14 : 516,109,079.97 = 208,988,186.58 : x
  2. Step 2: Convert to fraction form
    373,999,261.14/516,109,079.97 = 208,988,186.58/x
  3. Step 3: Cross multiply
    373,999,261.14x = 516,109,079.97 × 208,988,186.58
  4. Step 4: Simplify right side
    373,999,261.14x = 107,860,700,700,402,512
  5. Step 5: Solve for x
    x = 107,860,700,700,402,512/373,999,261.14
  6. Step 6: Final answer
    x = 288,398,165.20

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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.