Home / 331,129,077.20-496,693,615.80-101,068,268.30

Finding the Fourth Proportional to 331,129,077.20, 496,693,615.80 and 101,068,268.30

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Solution

The fourth proportional to 331,129,077.20, 496,693,615.80 and 101,068,268.30 is: 151,602,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,129,077.20 : 496,693,615.80 = 101,068,268.30 : x
  2. Step 2: Convert to fraction form
    331,129,077.20/496,693,615.80 = 101,068,268.30/x
  3. Step 3: Cross multiply
    331,129,077.20x = 496,693,615.80 × 101,068,268.30
  4. Step 4: Simplify right side
    331,129,077.20x = 50,199,963,624,571,520
  5. Step 5: Solve for x
    x = 50,199,963,624,571,520/331,129,077.20
  6. Step 6: Final answer
    x = 151,602,402.45

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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.