Home / 93,313,255.70-139,969,883.55-84,243,329.30

Finding the Fourth Proportional to 93,313,255.70, 139,969,883.55 and 84,243,329.30

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Solution

The fourth proportional to 93,313,255.70, 139,969,883.55 and 84,243,329.30 is: 126,364,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,313,255.70 : 139,969,883.55 = 84,243,329.30 : x
  2. Step 2: Convert to fraction form
    93,313,255.70/139,969,883.55 = 84,243,329.30/x
  3. Step 3: Cross multiply
    93,313,255.70x = 139,969,883.55 × 84,243,329.30
  4. Step 4: Simplify right side
    93,313,255.70x = 11,791,528,991,985,304
  5. Step 5: Solve for x
    x = 11,791,528,991,985,304/93,313,255.70
  6. Step 6: Final answer
    x = 126,364,993.95

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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.