Home / 253,754,843,761.28-380,788,826,972.52-117,591,588,235.93

Finding the Fourth Proportional to 253,754,843,761.28, 380,788,826,972.52 and 117,591,588,235.93

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Solution

The fourth proportional to 253,754,843,761.28, 380,788,826,972.52 and 117,591,588,235.93 is: 176,459,933,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,754,843,761.28 : 380,788,826,972.52 = 117,591,588,235.93 : x
  2. Step 2: Convert to fraction form
    253,754,843,761.28/380,788,826,972.52 = 117,591,588,235.93/x
  3. Step 3: Cross multiply
    253,754,843,761.28x = 380,788,826,972.52 × 117,591,588,235.93
  4. Step 4: Simplify right side
    253,754,843,761.28x = 44,777,562,946,195,366,608,896
  5. Step 5: Solve for x
    x = 44,777,562,946,195,366,608,896/253,754,843,761.28
  6. Step 6: Final answer
    x = 176,459,933,857.74

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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.