Home / 214,720,030.80-322,174,524.60-99,645,339.60

Finding the Fourth Proportional to 214,720,030.80, 322,174,524.60 and 99,645,339.60

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Solution

The fourth proportional to 214,720,030.80, 322,174,524.60 and 99,645,339.60 is: 149,511,854.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,720,030.80 : 322,174,524.60 = 99,645,339.60 : x
  2. Step 2: Convert to fraction form
    214,720,030.80/322,174,524.60 = 99,645,339.60/x
  3. Step 3: Cross multiply
    214,720,030.80x = 322,174,524.60 × 99,645,339.60
  4. Step 4: Simplify right side
    214,720,030.80x = 32,103,189,914,235,556
  5. Step 5: Solve for x
    x = 32,103,189,914,235,556/214,720,030.80
  6. Step 6: Final answer
    x = 149,511,854.09

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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.