Home / 18,852,313,010.13-28,281,375,168.84-6,427,737,927.90

Finding the Fourth Proportional to 18,852,313,010.13, 28,281,375,168.84 and 6,427,737,927.90

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Solution

The fourth proportional to 18,852,313,010.13, 28,281,375,168.84 and 6,427,737,927.90 is: 9,642,597,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852,313,010.13 : 28,281,375,168.84 = 6,427,737,927.90 : x
  2. Step 2: Convert to fraction form
    18,852,313,010.13/28,281,375,168.84 = 6,427,737,927.90/x
  3. Step 3: Cross multiply
    18,852,313,010.13x = 28,281,375,168.84 × 6,427,737,927.90
  4. Step 4: Simplify right side
    18,852,313,010.13x = 181,785,267,825,922,113,536
  5. Step 5: Solve for x
    x = 181,785,267,825,922,113,536/18,852,313,010.13
  6. Step 6: Final answer
    x = 9,642,597,580.90

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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.