Home / 208,827,425.80-288,206,899.32-125,241,540.58

Finding the Fourth Proportional to 208,827,425.80, 288,206,899.32 and 125,241,540.58

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Solution

The fourth proportional to 208,827,425.80, 288,206,899.32 and 125,241,540.58 is: 172,848,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,827,425.80 : 288,206,899.32 = 125,241,540.58 : x
  2. Step 2: Convert to fraction form
    208,827,425.80/288,206,899.32 = 125,241,540.58/x
  3. Step 3: Cross multiply
    208,827,425.80x = 288,206,899.32 × 125,241,540.58
  4. Step 4: Simplify right side
    208,827,425.80x = 36,095,476,076,621,752
  5. Step 5: Solve for x
    x = 36,095,476,076,621,752/208,827,425.80
  6. Step 6: Final answer
    x = 172,848,350.44

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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.