Home / 126,025,640.10-188,963,810.55-65,559,464.10

Finding the Fourth Proportional to 126,025,640.10, 188,963,810.55 and 65,559,464.10

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Solution

The fourth proportional to 126,025,640.10, 188,963,810.55 and 65,559,464.10 is: 98,300,362.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025,640.10 : 188,963,810.55 = 65,559,464.10 : x
  2. Step 2: Convert to fraction form
    126,025,640.10/188,963,810.55 = 65,559,464.10/x
  3. Step 3: Cross multiply
    126,025,640.10x = 188,963,810.55 × 65,559,464.10
  4. Step 4: Simplify right side
    126,025,640.10x = 12,388,366,153,951,928
  5. Step 5: Solve for x
    x = 12,388,366,153,951,928/126,025,640.10
  6. Step 6: Final answer
    x = 98,300,362.88

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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.