Home / 168,191,972.10-252,287,958.15-168,191,972.10

Finding the Fourth Proportional to 168,191,972.10, 252,287,958.15 and 168,191,972.10

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Solution

The fourth proportional to 168,191,972.10, 252,287,958.15 and 168,191,972.10 is: 252,287,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,191,972.10 : 252,287,958.15 = 168,191,972.10 : x
  2. Step 2: Convert to fraction form
    168,191,972.10/252,287,958.15 = 168,191,972.10/x
  3. Step 3: Cross multiply
    168,191,972.10x = 252,287,958.15 × 168,191,972.10
  4. Step 4: Simplify right side
    168,191,972.10x = 42,432,809,218,330,768
  5. Step 5: Solve for x
    x = 42,432,809,218,330,768/168,191,972.10
  6. Step 6: Final answer
    x = 252,287,958.15

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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.