Home / 181,609,072.80-272,413,609.20-120,827,709.60

Finding the Fourth Proportional to 181,609,072.80, 272,413,609.20 and 120,827,709.60

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Solution

The fourth proportional to 181,609,072.80, 272,413,609.20 and 120,827,709.60 is: 181,241,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,609,072.80 : 272,413,609.20 = 120,827,709.60 : x
  2. Step 2: Convert to fraction form
    181,609,072.80/272,413,609.20 = 120,827,709.60/x
  3. Step 3: Cross multiply
    181,609,072.80x = 272,413,609.20 × 120,827,709.60
  4. Step 4: Simplify right side
    181,609,072.80x = 32,915,112,463,505,484
  5. Step 5: Solve for x
    x = 32,915,112,463,505,484/181,609,072.80
  6. Step 6: Final answer
    x = 181,241,564.40

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1.5x scale

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.