Home / 168,022,567.80-252,033,851.70-40,371,751.80

Finding the Fourth Proportional to 168,022,567.80, 252,033,851.70 and 40,371,751.80

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Solution

The fourth proportional to 168,022,567.80, 252,033,851.70 and 40,371,751.80 is: 60,557,627.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,022,567.80 : 252,033,851.70 = 40,371,751.80 : x
  2. Step 2: Convert to fraction form
    168,022,567.80/252,033,851.70 = 40,371,751.80/x
  3. Step 3: Cross multiply
    168,022,567.80x = 252,033,851.70 × 40,371,751.80
  4. Step 4: Simplify right side
    168,022,567.80x = 10,175,048,106,030,406
  5. Step 5: Solve for x
    x = 10,175,048,106,030,406/168,022,567.80
  6. Step 6: Final answer
    x = 60,557,627.70

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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.