Home / 425,929,301.12-587,809,316.40-240,222,558.08

Finding the Fourth Proportional to 425,929,301.12, 587,809,316.40 and 240,222,558.08

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Solution

The fourth proportional to 425,929,301.12, 587,809,316.40 and 240,222,558.08 is: 331,522,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,929,301.12 : 587,809,316.40 = 240,222,558.08 : x
  2. Step 2: Convert to fraction form
    425,929,301.12/587,809,316.40 = 240,222,558.08/x
  3. Step 3: Cross multiply
    425,929,301.12x = 587,809,316.40 × 240,222,558.08
  4. Step 4: Simplify right side
    425,929,301.12x = 141,205,057,648,864,096
  5. Step 5: Solve for x
    x = 141,205,057,648,864,096/425,929,301.12
  6. Step 6: Final answer
    x = 331,522,290.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.