Home / 965,571,733.71-1,332,961,372.71-647,918,327.12

Finding the Fourth Proportional to 965,571,733.71, 1,332,961,372.71 and 647,918,327.12

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Solution

The fourth proportional to 965,571,733.71, 1,332,961,372.71 and 647,918,327.12 is: 894,444,268.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,571,733.71 : 1,332,961,372.71 = 647,918,327.12 : x
  2. Step 2: Convert to fraction form
    965,571,733.71/1,332,961,372.71 = 647,918,327.12/x
  3. Step 3: Cross multiply
    965,571,733.71x = 1,332,961,372.71 × 647,918,327.12
  4. Step 4: Simplify right side
    965,571,733.71x = 863,650,102,715,177,216
  5. Step 5: Solve for x
    x = 863,650,102,715,177,216/965,571,733.71
  6. Step 6: Final answer
    x = 894,444,268.16

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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.