Home / 383,368,145.40-575,052,218.10-153,502,198.20

Finding the Fourth Proportional to 383,368,145.40, 575,052,218.10 and 153,502,198.20

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Solution

The fourth proportional to 383,368,145.40, 575,052,218.10 and 153,502,198.20 is: 230,253,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,368,145.40 : 575,052,218.10 = 153,502,198.20 : x
  2. Step 2: Convert to fraction form
    383,368,145.40/575,052,218.10 = 153,502,198.20/x
  3. Step 3: Cross multiply
    383,368,145.40x = 575,052,218.10 × 153,502,198.20
  4. Step 4: Simplify right side
    383,368,145.40x = 88,271,779,558,135,824
  5. Step 5: Solve for x
    x = 88,271,779,558,135,824/383,368,145.40
  6. Step 6: Final answer
    x = 230,253,297.30

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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.