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Finding the Fourth Proportional to 593,971,930.40, 891,808,201.20 and 335,691,604.40

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Solution

The fourth proportional to 593,971,930.40, 891,808,201.20 and 335,691,604.40 is: 504,017,968.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,971,930.40 : 891,808,201.20 = 335,691,604.40 : x
  2. Step 2: Convert to fraction form
    593,971,930.40/891,808,201.20 = 335,691,604.40/x
  3. Step 3: Cross multiply
    593,971,930.40x = 891,808,201.20 × 335,691,604.40
  4. Step 4: Simplify right side
    593,971,930.40x = 299,372,525,877,905,984
  5. Step 5: Solve for x
    x = 299,372,525,877,905,984/593,971,930.40
  6. Step 6: Final answer
    x = 504,017,968.79

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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.