Home / 168,300,801.90-252,451,202.85-53,294,345.10

Finding the Fourth Proportional to 168,300,801.90, 252,451,202.85 and 53,294,345.10

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Solution

The fourth proportional to 168,300,801.90, 252,451,202.85 and 53,294,345.10 is: 79,941,517.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,300,801.90 : 252,451,202.85 = 53,294,345.10 : x
  2. Step 2: Convert to fraction form
    168,300,801.90/252,451,202.85 = 53,294,345.10/x
  3. Step 3: Cross multiply
    168,300,801.90x = 252,451,202.85 × 53,294,345.10
  4. Step 4: Simplify right side
    168,300,801.90x = 13,454,221,525,598,004
  5. Step 5: Solve for x
    x = 13,454,221,525,598,004/168,300,801.90
  6. Step 6: Final answer
    x = 79,941,517.65

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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.