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Finding the Fourth Proportional to 168,045,751.95, 252,068,627.93 and 168,045,751.95

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Solution

The fourth proportional to 168,045,751.95, 252,068,627.93 and 168,045,751.95 is: 252,068,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,045,751.95 : 252,068,627.93 = 168,045,751.95 : x
  2. Step 2: Convert to fraction form
    168,045,751.95/252,068,627.93 = 168,045,751.95/x
  3. Step 3: Cross multiply
    168,045,751.95x = 252,068,627.93 × 168,045,751.95
  4. Step 4: Simplify right side
    168,045,751.95x = 42,359,062,122,661,392
  5. Step 5: Solve for x
    x = 42,359,062,122,661,392/168,045,751.95
  6. Step 6: Final answer
    x = 252,068,627.93

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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.