Home / 149,472,340.20-224,243,939.70-76,700,352.60

Finding the Fourth Proportional to 149,472,340.20, 224,243,939.70 and 76,700,352.60

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Solution

The fourth proportional to 149,472,340.20, 224,243,939.70 and 76,700,352.60 is: 115,068,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,472,340.20 : 224,243,939.70 = 76,700,352.60 : x
  2. Step 2: Convert to fraction form
    149,472,340.20/224,243,939.70 = 76,700,352.60/x
  3. Step 3: Cross multiply
    149,472,340.20x = 224,243,939.70 × 76,700,352.60
  4. Step 4: Simplify right side
    149,472,340.20x = 17,199,589,243,403,136
  5. Step 5: Solve for x
    x = 17,199,589,243,403,136/149,472,340.20
  6. Step 6: Final answer
    x = 115,068,709.17

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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.