Home / 19,077,098,885.52-28,619,916,007.20-5,813,395,237.88

Finding the Fourth Proportional to 19,077,098,885.52, 28,619,916,007.20 and 5,813,395,237.88

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Solution

The fourth proportional to 19,077,098,885.52, 28,619,916,007.20 and 5,813,395,237.88 is: 8,721,393,353.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077,098,885.52 : 28,619,916,007.20 = 5,813,395,237.88 : x
  2. Step 2: Convert to fraction form
    19,077,098,885.52/28,619,916,007.20 = 5,813,395,237.88/x
  3. Step 3: Cross multiply
    19,077,098,885.52x = 28,619,916,007.20 × 5,813,395,237.88
  4. Step 4: Simplify right side
    19,077,098,885.52x = 166,378,883,424,782,057,472
  5. Step 5: Solve for x
    x = 166,378,883,424,782,057,472/19,077,098,885.52
  6. Step 6: Final answer
    x = 8,721,393,353.53

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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.