Home / 84,378,321,360.17-116,442,169,652.40-45,797,249,190.47

Finding the Fourth Proportional to 84,378,321,360.17, 116,442,169,652.40 and 45,797,249,190.47

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Solution

The fourth proportional to 84,378,321,360.17, 116,442,169,652.40 and 45,797,249,190.47 is: 63,200,250,655.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,378,321,360.17 : 116,442,169,652.40 = 45,797,249,190.47 : x
  2. Step 2: Convert to fraction form
    84,378,321,360.17/116,442,169,652.40 = 45,797,249,190.47/x
  3. Step 3: Cross multiply
    84,378,321,360.17x = 116,442,169,652.40 × 45,797,249,190.47
  4. Step 4: Simplify right side
    84,378,321,360.17x = 5,332,731,059,849,481,158,656
  5. Step 5: Solve for x
    x = 5,332,731,059,849,481,158,656/84,378,321,360.17
  6. Step 6: Final answer
    x = 63,200,250,655.46

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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.