Home / 928,147,333,447.08-1,280,843,381,750.20-516,606,980,282.64

Finding the Fourth Proportional to 928,147,333,447.08, 1,280,843,381,750.20 and 516,606,980,282.64

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Solution

The fourth proportional to 928,147,333,447.08, 1,280,843,381,750.20 and 516,606,980,282.64 is: 712,917,667,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,147,333,447.08 : 1,280,843,381,750.20 = 516,606,980,282.64 : x
  2. Step 2: Convert to fraction form
    928,147,333,447.08/1,280,843,381,750.20 = 516,606,980,282.64/x
  3. Step 3: Cross multiply
    928,147,333,447.08x = 1,280,843,381,750.20 × 516,606,980,282.64
  4. Step 4: Simplify right side
    928,147,333,447.08x = 661,692,631,660,975,557,181,440
  5. Step 5: Solve for x
    x = 661,692,631,660,975,557,181,440/928,147,333,447.08
  6. Step 6: Final answer
    x = 712,917,667,072.85

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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.