Home / 121,081,888.73-181,750,663.25-56,448,034.31

Finding the Fourth Proportional to 121,081,888.73, 181,750,663.25 and 56,448,034.31

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Solution

The fourth proportional to 121,081,888.73, 181,750,663.25 and 56,448,034.31 is: 84,731,645.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,081,888.73 : 181,750,663.25 = 56,448,034.31 : x
  2. Step 2: Convert to fraction form
    121,081,888.73/181,750,663.25 = 56,448,034.31/x
  3. Step 3: Cross multiply
    121,081,888.73x = 181,750,663.25 × 56,448,034.31
  4. Step 4: Simplify right side
    121,081,888.73x = 10,259,467,675,385,072
  5. Step 5: Solve for x
    x = 10,259,467,675,385,072/121,081,888.73
  6. Step 6: Final answer
    x = 84,731,645.52

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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.