Home / 535,975,892.80-804,719,666.40-331,902,548.80

Finding the Fourth Proportional to 535,975,892.80, 804,719,666.40 and 331,902,548.80

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Solution

The fourth proportional to 535,975,892.80, 804,719,666.40 and 331,902,548.80 is: 498,321,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,975,892.80 : 804,719,666.40 = 331,902,548.80 : x
  2. Step 2: Convert to fraction form
    535,975,892.80/804,719,666.40 = 331,902,548.80/x
  3. Step 3: Cross multiply
    535,975,892.80x = 804,719,666.40 × 331,902,548.80
  4. Step 4: Simplify right side
    535,975,892.80x = 267,088,508,347,645,728
  5. Step 5: Solve for x
    x = 267,088,508,347,645,728/535,975,892.80
  6. Step 6: Final answer
    x = 498,321,868.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.