Home / 928,147,333,453.06-1,280,843,381,758.40-516,606,980,288.66

Finding the Fourth Proportional to 928,147,333,453.06, 1,280,843,381,758.40 and 516,606,980,288.66

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Solution

The fourth proportional to 928,147,333,453.06, 1,280,843,381,758.40 and 516,606,980,288.66 is: 712,917,667,081.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,147,333,453.06 : 1,280,843,381,758.40 = 516,606,980,288.66 : x
  2. Step 2: Convert to fraction form
    928,147,333,453.06/1,280,843,381,758.40 = 516,606,980,288.66/x
  3. Step 3: Cross multiply
    928,147,333,453.06x = 1,280,843,381,758.40 × 516,606,980,288.66
  4. Step 4: Simplify right side
    928,147,333,453.06x = 661,692,631,672,922,277,150,720
  5. Step 5: Solve for x
    x = 661,692,631,672,922,277,150,720/928,147,333,453.06
  6. Step 6: Final answer
    x = 712,917,667,081.13

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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.