Home / 18,852,313,021.23-28,281,375,185.54-6,427,737,939.00

Finding the Fourth Proportional to 18,852,313,021.23, 28,281,375,185.54 and 6,427,737,939.00

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Solution

The fourth proportional to 18,852,313,021.23, 28,281,375,185.54 and 6,427,737,939.00 is: 9,642,597,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852,313,021.23 : 28,281,375,185.54 = 6,427,737,939.00 : x
  2. Step 2: Convert to fraction form
    18,852,313,021.23/28,281,375,185.54 = 6,427,737,939.00/x
  3. Step 3: Cross multiply
    18,852,313,021.23x = 28,281,375,185.54 × 6,427,737,939.00
  4. Step 4: Simplify right side
    18,852,313,021.23x = 181,785,268,247,015,063,552
  5. Step 5: Solve for x
    x = 181,785,268,247,015,063,552/18,852,313,021.23
  6. Step 6: Final answer
    x = 9,642,597,597.57

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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.