Home / 976,218,738.24-1,347,264,944.88-552,907,703.28

Finding the Fourth Proportional to 976,218,738.24, 1,347,264,944.88 and 552,907,703.28

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Solution

The fourth proportional to 976,218,738.24, 1,347,264,944.88 and 552,907,703.28 is: 763,059,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,218,738.24 : 1,347,264,944.88 = 552,907,703.28 : x
  2. Step 2: Convert to fraction form
    976,218,738.24/1,347,264,944.88 = 552,907,703.28/x
  3. Step 3: Cross multiply
    976,218,738.24x = 1,347,264,944.88 × 552,907,703.28
  4. Step 4: Simplify right side
    976,218,738.24x = 744,913,166,383,256,576
  5. Step 5: Solve for x
    x = 744,913,166,383,256,576/976,218,738.24
  6. Step 6: Final answer
    x = 763,059,688.58

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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.