Home / 18,759,903,381.76-28,140,760,030.56-6,168,483,042.88

Finding the Fourth Proportional to 18,759,903,381.76, 28,140,760,030.56 and 6,168,483,042.88

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Solution

The fourth proportional to 18,759,903,381.76, 28,140,760,030.56 and 6,168,483,042.88 is: 9,253,022,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759,903,381.76 : 28,140,760,030.56 = 6,168,483,042.88 : x
  2. Step 2: Convert to fraction form
    18,759,903,381.76/28,140,760,030.56 = 6,168,483,042.88/x
  3. Step 3: Cross multiply
    18,759,903,381.76x = 28,140,760,030.56 × 6,168,483,042.88
  4. Step 4: Simplify right side
    18,759,903,381.76x = 173,585,801,062,264,635,392
  5. Step 5: Solve for x
    x = 173,585,801,062,264,635,392/18,759,903,381.76
  6. Step 6: Final answer
    x = 9,253,022,125.43

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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.