Home / 161,701,738.70-242,552,495.79-38,880,015.53

Finding the Fourth Proportional to 161,701,738.70, 242,552,495.79 and 38,880,015.53

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Solution

The fourth proportional to 161,701,738.70, 242,552,495.79 and 38,880,015.53 is: 58,319,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,701,738.70 : 242,552,495.79 = 38,880,015.53 : x
  2. Step 2: Convert to fraction form
    161,701,738.70/242,552,495.79 = 38,880,015.53/x
  3. Step 3: Cross multiply
    161,701,738.70x = 242,552,495.79 × 38,880,015.53
  4. Step 4: Simplify right side
    161,701,738.70x = 9,430,444,801,942,696
  5. Step 5: Solve for x
    x = 9,430,444,801,942,696/161,701,738.70
  6. Step 6: Final answer
    x = 58,319,996.30

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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.