Home / 373,999,262.64-516,109,082.04-208,988,188.08

Finding the Fourth Proportional to 373,999,262.64, 516,109,082.04 and 208,988,188.08

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Solution

The fourth proportional to 373,999,262.64, 516,109,082.04 and 208,988,188.08 is: 288,398,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,999,262.64 : 516,109,082.04 = 208,988,188.08 : x
  2. Step 2: Convert to fraction form
    373,999,262.64/516,109,082.04 = 208,988,188.08/x
  3. Step 3: Cross multiply
    373,999,262.64x = 516,109,082.04 × 208,988,188.08
  4. Step 4: Simplify right side
    373,999,262.64x = 107,860,701,907,171,680
  5. Step 5: Solve for x
    x = 107,860,701,907,171,680/373,999,262.64
  6. Step 6: Final answer
    x = 288,398,167.27

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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.