Home / 104,507,507.56-144,007,852.64-80,842,335.80

Finding the Fourth Proportional to 104,507,507.56, 144,007,852.64 and 80,842,335.80

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Solution

The fourth proportional to 104,507,507.56, 144,007,852.64 and 80,842,335.80 is: 111,398,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,507,507.56 : 144,007,852.64 = 80,842,335.80 : x
  2. Step 2: Convert to fraction form
    104,507,507.56/144,007,852.64 = 80,842,335.80/x
  3. Step 3: Cross multiply
    104,507,507.56x = 144,007,852.64 × 80,842,335.80
  4. Step 4: Simplify right side
    104,507,507.56x = 11,641,931,180,289,880
  5. Step 5: Solve for x
    x = 11,641,931,180,289,880/104,507,507.56
  6. Step 6: Final answer
    x = 111,398,036.87

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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.