Home / 206,671,344.64-285,206,329.86-113,851,852.48

Finding the Fourth Proportional to 206,671,344.64, 285,206,329.86 and 113,851,852.48

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Solution

The fourth proportional to 206,671,344.64, 285,206,329.86 and 113,851,852.48 is: 157,115,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,671,344.64 : 285,206,329.86 = 113,851,852.48 : x
  2. Step 2: Convert to fraction form
    206,671,344.64/285,206,329.86 = 113,851,852.48/x
  3. Step 3: Cross multiply
    206,671,344.64x = 285,206,329.86 × 113,851,852.48
  4. Step 4: Simplify right side
    206,671,344.64x = 32,471,268,992,869,928
  5. Step 5: Solve for x
    x = 32,471,268,992,869,928/206,671,344.64
  6. Step 6: Final answer
    x = 157,115,487.15

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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.