Home / 205,615,826.16-283,748,187-111,529,739.12

Finding the Fourth Proportional to 205,615,826.16, 283,748,187 and 111,529,739.12

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Solution

The fourth proportional to 205,615,826.16, 283,748,187 and 111,529,739.12 is: 153,910,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,615,826.16 : 283,748,187 = 111,529,739.12 : x
  2. Step 2: Convert to fraction form
    205,615,826.16/283,748,187 = 111,529,739.12/x
  3. Step 3: Cross multiply
    205,615,826.16x = 283,748,187 × 111,529,739.12
  4. Step 4: Simplify right side
    205,615,826.16x = 31,646,361,271,882,976
  5. Step 5: Solve for x
    x = 31,646,361,271,882,976/205,615,826.16
  6. Step 6: Final answer
    x = 153,910,143.31

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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.