Home / 169,138,800.20-253,708,200.30-83,045,358.20

Finding the Fourth Proportional to 169,138,800.20, 253,708,200.30 and 83,045,358.20

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Solution

The fourth proportional to 169,138,800.20, 253,708,200.30 and 83,045,358.20 is: 124,568,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,138,800.20 : 253,708,200.30 = 83,045,358.20 : x
  2. Step 2: Convert to fraction form
    169,138,800.20/253,708,200.30 = 83,045,358.20/x
  3. Step 3: Cross multiply
    169,138,800.20x = 253,708,200.30 × 83,045,358.20
  4. Step 4: Simplify right side
    169,138,800.20x = 21,069,288,372,190,848
  5. Step 5: Solve for x
    x = 21,069,288,372,190,848/169,138,800.20
  6. Step 6: Final answer
    x = 124,568,037.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.