Home / 181,815,805.38-272,723,711.69-43,641,412.49

Finding the Fourth Proportional to 181,815,805.38, 272,723,711.69 and 43,641,412.49

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Solution

The fourth proportional to 181,815,805.38, 272,723,711.69 and 43,641,412.49 is: 65,462,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,815,805.38 : 272,723,711.69 = 43,641,412.49 : x
  2. Step 2: Convert to fraction form
    181,815,805.38/272,723,711.69 = 43,641,412.49/x
  3. Step 3: Cross multiply
    181,815,805.38x = 272,723,711.69 × 43,641,412.49
  4. Step 4: Simplify right side
    181,815,805.38x = 11,902,047,996,085,300
  5. Step 5: Solve for x
    x = 11,902,047,996,085,300/181,815,805.38
  6. Step 6: Final answer
    x = 65,462,119.60

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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.