Home / 928,147,333,440.08-1,280,843,381,740.50-516,606,980,275.64

Finding the Fourth Proportional to 928,147,333,440.08, 1,280,843,381,740.50 and 516,606,980,275.64

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Solution

The fourth proportional to 928,147,333,440.08, 1,280,843,381,740.50 and 516,606,980,275.64 is: 712,917,667,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,147,333,440.08 : 1,280,843,381,740.50 = 516,606,980,275.64 : x
  2. Step 2: Convert to fraction form
    928,147,333,440.08/1,280,843,381,740.50 = 516,606,980,275.64/x
  3. Step 3: Cross multiply
    928,147,333,440.08x = 1,280,843,381,740.50 × 516,606,980,275.64
  4. Step 4: Simplify right side
    928,147,333,440.08x = 661,692,631,646,998,525,640,704
  5. Step 5: Solve for x
    x = 661,692,631,646,998,525,640,704/928,147,333,440.08
  6. Step 6: Final answer
    x = 712,917,667,063.16

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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.