Home / 956,938,947.12-1,320,576,325.56-516,905,993.52

Finding the Fourth Proportional to 956,938,947.12, 1,320,576,325.56 and 516,905,993.52

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Solution

The fourth proportional to 956,938,947.12, 1,320,576,325.56 and 516,905,993.52 is: 713,330,583.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,938,947.12 : 1,320,576,325.56 = 516,905,993.52 : x
  2. Step 2: Convert to fraction form
    956,938,947.12/1,320,576,325.56 = 516,905,993.52/x
  3. Step 3: Cross multiply
    956,938,947.12x = 1,320,576,325.56 × 516,905,993.52
  4. Step 4: Simplify right side
    956,938,947.12x = 682,613,817,582,582,656
  5. Step 5: Solve for x
    x = 682,613,817,582,582,656/956,938,947.12
  6. Step 6: Final answer
    x = 713,330,583.56

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Half scale
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Double scale
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1.5x scale

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.