Home / 7,760,884,941.78-11,641,419,792.64-2,164,481,530.11

Finding the Fourth Proportional to 7,760,884,941.78, 11,641,419,792.64 and 2,164,481,530.11

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Solution

The fourth proportional to 7,760,884,941.78, 11,641,419,792.64 and 2,164,481,530.11 is: 3,246,748,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,884,941.78 : 11,641,419,792.64 = 2,164,481,530.11 : x
  2. Step 2: Convert to fraction form
    7,760,884,941.78/11,641,419,792.64 = 2,164,481,530.11/x
  3. Step 3: Cross multiply
    7,760,884,941.78x = 11,641,419,792.64 × 2,164,481,530.11
  4. Step 4: Simplify right side
    7,760,884,941.78x = 25,197,638,125,426,266,112
  5. Step 5: Solve for x
    x = 25,197,638,125,426,266,112/7,760,884,941.78
  6. Step 6: Final answer
    x = 3,246,748,059.59

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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.