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Finding the Fourth Proportional to 168,182,431.10, 252,273,646.65 and 168,182,431.10

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Solution

The fourth proportional to 168,182,431.10, 252,273,646.65 and 168,182,431.10 is: 252,273,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,182,431.10 : 252,273,646.65 = 168,182,431.10 : x
  2. Step 2: Convert to fraction form
    168,182,431.10/252,273,646.65 = 168,182,431.10/x
  3. Step 3: Cross multiply
    168,182,431.10x = 252,273,646.65 × 168,182,431.10
  4. Step 4: Simplify right side
    168,182,431.10x = 42,427,995,196,059,368
  5. Step 5: Solve for x
    x = 42,427,995,196,059,368/168,182,431.10
  6. Step 6: Final answer
    x = 252,273,646.65

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1.5x scale

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.