Home / 104,025,244.64-143,651,333.76-77,874,362.24

Finding the Fourth Proportional to 104,025,244.64, 143,651,333.76 and 77,874,362.24

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Solution

The fourth proportional to 104,025,244.64, 143,651,333.76 and 77,874,362.24 is: 107,538,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,025,244.64 : 143,651,333.76 = 77,874,362.24 : x
  2. Step 2: Convert to fraction form
    104,025,244.64/143,651,333.76 = 77,874,362.24/x
  3. Step 3: Cross multiply
    104,025,244.64x = 143,651,333.76 × 77,874,362.24
  4. Step 4: Simplify right side
    104,025,244.64x = 11,186,756,001,485,380
  5. Step 5: Solve for x
    x = 11,186,756,001,485,380/104,025,244.64
  6. Step 6: Final answer
    x = 107,538,857.90

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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.