Home / 956,930,116-1,320,564,091.44-516,896,972.32

Finding the Fourth Proportional to 956,930,116, 1,320,564,091.44 and 516,896,972.32

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Solution

The fourth proportional to 956,930,116, 1,320,564,091.44 and 516,896,972.32 is: 713,318,108.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,930,116 : 1,320,564,091.44 = 516,896,972.32 : x
  2. Step 2: Convert to fraction form
    956,930,116/1,320,564,091.44 = 516,896,972.32/x
  3. Step 3: Cross multiply
    956,930,116x = 1,320,564,091.44 × 516,896,972.32
  4. Step 4: Simplify right side
    956,930,116x = 682,595,580,619,847,680
  5. Step 5: Solve for x
    x = 682,595,580,619,847,680/956,930,116
  6. Step 6: Final answer
    x = 713,318,108.82

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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.