Home / 68,669,577.44-102,988,386.34-25,559,083.52

Finding the Fourth Proportional to 68,669,577.44, 102,988,386.34 and 25,559,083.52

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Solution

The fourth proportional to 68,669,577.44, 102,988,386.34 and 25,559,083.52 is: 38,332,677.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,669,577.44 : 102,988,386.34 = 25,559,083.52 : x
  2. Step 2: Convert to fraction form
    68,669,577.44/102,988,386.34 = 25,559,083.52/x
  3. Step 3: Cross multiply
    68,669,577.44x = 102,988,386.34 × 25,559,083.52
  4. Step 4: Simplify right side
    68,669,577.44x = 2,632,288,768,054,087
  5. Step 5: Solve for x
    x = 2,632,288,768,054,087/68,669,577.44
  6. Step 6: Final answer
    x = 38,332,677.53

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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.