Home / 168,759,188.07-232,873,602.25-156,420,309.03

Finding the Fourth Proportional to 168,759,188.07, 232,873,602.25 and 156,420,309.03

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Solution

The fourth proportional to 168,759,188.07, 232,873,602.25 and 156,420,309.03 is: 215,846,978.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,759,188.07 : 232,873,602.25 = 156,420,309.03 : x
  2. Step 2: Convert to fraction form
    168,759,188.07/232,873,602.25 = 156,420,309.03/x
  3. Step 3: Cross multiply
    168,759,188.07x = 232,873,602.25 × 156,420,309.03
  4. Step 4: Simplify right side
    168,759,188.07x = 36,426,160,828,874,304
  5. Step 5: Solve for x
    x = 36,426,160,828,874,304/168,759,188.07
  6. Step 6: Final answer
    x = 215,846,978.44

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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.