Home / 93,322,279.20-139,738,474.80-65,880,386.40

Finding the Fourth Proportional to 93,322,279.20, 139,738,474.80 and 65,880,386.40

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Solution

The fourth proportional to 93,322,279.20, 139,738,474.80 and 65,880,386.40 is: 98,647,662.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,322,279.20 : 139,738,474.80 = 65,880,386.40 : x
  2. Step 2: Convert to fraction form
    93,322,279.20/139,738,474.80 = 65,880,386.40/x
  3. Step 3: Cross multiply
    93,322,279.20x = 139,738,474.80 × 65,880,386.40
  4. Step 4: Simplify right side
    93,322,279.20x = 9,206,024,714,770,664
  5. Step 5: Solve for x
    x = 9,206,024,714,770,664/93,322,279.20
  6. Step 6: Final answer
    x = 98,647,662.63

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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.