Home / 205,336,986-283,365,040.68-118,416,858

Finding the Fourth Proportional to 205,336,986, 283,365,040.68 and 118,416,858

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Solution

The fourth proportional to 205,336,986, 283,365,040.68 and 118,416,858 is: 163,415,264.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,336,986 : 283,365,040.68 = 118,416,858 : x
  2. Step 2: Convert to fraction form
    205,336,986/283,365,040.68 = 118,416,858/x
  3. Step 3: Cross multiply
    205,336,986x = 283,365,040.68 × 118,416,858
  4. Step 4: Simplify right side
    205,336,986x = 33,555,197,784,367,784
  5. Step 5: Solve for x
    x = 33,555,197,784,367,784/205,336,986
  6. Step 6: Final answer
    x = 163,415,264.04

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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.