Home / 189,754,483,610.94-261,866,005,433.57-104,115,426,659.31

Finding the Fourth Proportional to 189,754,483,610.94, 261,866,005,433.57 and 104,115,426,659.31

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Solution

The fourth proportional to 189,754,483,610.94, 261,866,005,433.57 and 104,115,426,659.31 is: 143,681,932,381.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,754,483,610.94 : 261,866,005,433.57 = 104,115,426,659.31 : x
  2. Step 2: Convert to fraction form
    189,754,483,610.94/261,866,005,433.57 = 104,115,426,659.31/x
  3. Step 3: Cross multiply
    189,754,483,610.94x = 261,866,005,433.57 × 104,115,426,659.31
  4. Step 4: Simplify right side
    189,754,483,610.94x = 27,264,290,883,285,330,952,192
  5. Step 5: Solve for x
    x = 27,264,290,883,285,330,952,192/189,754,483,610.94
  6. Step 6: Final answer
    x = 143,681,932,381.56

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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.