Home / 158,885,821.92-219,280,804.36-92,822,834

Finding the Fourth Proportional to 158,885,821.92, 219,280,804.36 and 92,822,834

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Solution

The fourth proportional to 158,885,821.92, 219,280,804.36 and 92,822,834 is: 128,106,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,885,821.92 : 219,280,804.36 = 92,822,834 : x
  2. Step 2: Convert to fraction form
    158,885,821.92/219,280,804.36 = 92,822,834/x
  3. Step 3: Cross multiply
    158,885,821.92x = 219,280,804.36 × 92,822,834
  4. Step 4: Simplify right side
    158,885,821.92x = 20,354,265,702,494,756
  5. Step 5: Solve for x
    x = 20,354,265,702,494,756/158,885,821.92
  6. Step 6: Final answer
    x = 128,106,242.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.