Home / 928,147,333,441.95-1,280,843,381,743.20-516,606,980,277.60

Finding the Fourth Proportional to 928,147,333,441.95, 1,280,843,381,743.20 and 516,606,980,277.60

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Solution

The fourth proportional to 928,147,333,441.95, 1,280,843,381,743.20 and 516,606,980,277.60 is: 712,917,667,065.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,147,333,441.95 : 1,280,843,381,743.20 = 516,606,980,277.60 : x
  2. Step 2: Convert to fraction form
    928,147,333,441.95/1,280,843,381,743.20 = 516,606,980,277.60/x
  3. Step 3: Cross multiply
    928,147,333,441.95x = 1,280,843,381,743.20 × 516,606,980,277.60
  4. Step 4: Simplify right side
    928,147,333,441.95x = 661,692,631,650,903,724,654,592
  5. Step 5: Solve for x
    x = 661,692,631,650,903,724,654,592/928,147,333,441.95
  6. Step 6: Final answer
    x = 712,917,667,065.94

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Double scale
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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.