Home / 85,254,722.94-117,624,660.57-52,180,491.90

Finding the Fourth Proportional to 85,254,722.94, 117,624,660.57 and 52,180,491.90

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Solution

The fourth proportional to 85,254,722.94, 117,624,660.57 and 52,180,491.90 is: 71,992,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,254,722.94 : 117,624,660.57 = 52,180,491.90 : x
  2. Step 2: Convert to fraction form
    85,254,722.94/117,624,660.57 = 52,180,491.90/x
  3. Step 3: Cross multiply
    85,254,722.94x = 117,624,660.57 × 52,180,491.90
  4. Step 4: Simplify right side
    85,254,722.94x = 6,137,712,648,146,294
  5. Step 5: Solve for x
    x = 6,137,712,648,146,294/85,254,722.94
  6. Step 6: Final answer
    x = 71,992,640.83

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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.