Home / 515,618,276.01-773,419,759.52-127,441,085.01

Finding the Fourth Proportional to 515,618,276.01, 773,419,759.52 and 127,441,085.01

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Solution

The fourth proportional to 515,618,276.01, 773,419,759.52 and 127,441,085.01 is: 191,159,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,618,276.01 : 773,419,759.52 = 127,441,085.01 : x
  2. Step 2: Convert to fraction form
    515,618,276.01/773,419,759.52 = 127,441,085.01/x
  3. Step 3: Cross multiply
    515,618,276.01x = 773,419,759.52 × 127,441,085.01
  4. Step 4: Simplify right side
    515,618,276.01x = 98,565,453,320,764,880
  5. Step 5: Solve for x
    x = 98,565,453,320,764,880/515,618,276.01
  6. Step 6: Final answer
    x = 191,159,735.62

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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.