Home / 592,456,459.88-818,139,490.53-443,519,011.55

Finding the Fourth Proportional to 592,456,459.88, 818,139,490.53 and 443,519,011.55

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Solution

The fourth proportional to 592,456,459.88, 818,139,490.53 and 443,519,011.55 is: 612,467,654.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,456,459.88 : 818,139,490.53 = 443,519,011.55 : x
  2. Step 2: Convert to fraction form
    592,456,459.88/818,139,490.53 = 443,519,011.55/x
  3. Step 3: Cross multiply
    592,456,459.88x = 818,139,490.53 × 443,519,011.55
  4. Step 4: Simplify right side
    592,456,459.88x = 362,860,418,149,886,208
  5. Step 5: Solve for x
    x = 362,860,418,149,886,208/592,456,459.88
  6. Step 6: Final answer
    x = 612,467,654.12

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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.