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Finding the Fourth Proportional to 168,150,443.40, 252,225,665.10 and 168,150,443.40

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Solution

The fourth proportional to 168,150,443.40, 252,225,665.10 and 168,150,443.40 is: 252,225,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,150,443.40 : 252,225,665.10 = 168,150,443.40 : x
  2. Step 2: Convert to fraction form
    168,150,443.40/252,225,665.10 = 168,150,443.40/x
  3. Step 3: Cross multiply
    168,150,443.40x = 252,225,665.10 × 168,150,443.40
  4. Step 4: Simplify right side
    168,150,443.40x = 42,411,857,423,424,904
  5. Step 5: Solve for x
    x = 42,411,857,423,424,904/168,150,443.40
  6. Step 6: Final answer
    x = 252,225,665.10

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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.