Home / 181,381,833.69-272,044,705.09-66,339,473.37

Finding the Fourth Proportional to 181,381,833.69, 272,044,705.09 and 66,339,473.37

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Solution

The fourth proportional to 181,381,833.69, 272,044,705.09 and 66,339,473.37 is: 99,498,952.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,381,833.69 : 272,044,705.09 = 66,339,473.37 : x
  2. Step 2: Convert to fraction form
    181,381,833.69/272,044,705.09 = 66,339,473.37/x
  3. Step 3: Cross multiply
    181,381,833.69x = 272,044,705.09 × 66,339,473.37
  4. Step 4: Simplify right side
    181,381,833.69x = 18,047,302,468,767,556
  5. Step 5: Solve for x
    x = 18,047,302,468,767,556/181,381,833.69
  6. Step 6: Final answer
    x = 99,498,952.58

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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.