Home / 168,264,728.38-252,429,815.55-64,626,352.25

Finding the Fourth Proportional to 168,264,728.38, 252,429,815.55 and 64,626,352.25

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Solution

The fourth proportional to 168,264,728.38, 252,429,815.55 and 64,626,352.25 is: 96,952,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,264,728.38 : 252,429,815.55 = 64,626,352.25 : x
  2. Step 2: Convert to fraction form
    168,264,728.38/252,429,815.55 = 64,626,352.25/x
  3. Step 3: Cross multiply
    168,264,728.38x = 252,429,815.55 × 64,626,352.25
  4. Step 4: Simplify right side
    168,264,728.38x = 16,313,618,178,136,828
  5. Step 5: Solve for x
    x = 16,313,618,178,136,828/168,264,728.38
  6. Step 6: Final answer
    x = 96,952,096.47

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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.