Home / 612,112,736.70-919,960,695.45-533,282,759.10

Finding the Fourth Proportional to 612,112,736.70, 919,960,695.45 and 533,282,759.10

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Solution

The fourth proportional to 612,112,736.70, 919,960,695.45 and 533,282,759.10 is: 801,485,001.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,112,736.70 : 919,960,695.45 = 533,282,759.10 : x
  2. Step 2: Convert to fraction form
    612,112,736.70/919,960,695.45 = 533,282,759.10/x
  3. Step 3: Cross multiply
    612,112,736.70x = 919,960,695.45 × 533,282,759.10
  4. Step 4: Simplify right side
    612,112,736.70x = 490,599,177,933,130,880
  5. Step 5: Solve for x
    x = 490,599,177,933,130,880/612,112,736.70
  6. Step 6: Final answer
    x = 801,485,001.89

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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.