Home / 186,076,323.20-256,594,992.62-123,330,634.36

Finding the Fourth Proportional to 186,076,323.20, 256,594,992.62 and 123,330,634.36

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Solution

The fourth proportional to 186,076,323.20, 256,594,992.62 and 123,330,634.36 is: 170,070,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,076,323.20 : 256,594,992.62 = 123,330,634.36 : x
  2. Step 2: Convert to fraction form
    186,076,323.20/256,594,992.62 = 123,330,634.36/x
  3. Step 3: Cross multiply
    186,076,323.20x = 256,594,992.62 × 123,330,634.36
  4. Step 4: Simplify right side
    186,076,323.20x = 31,646,023,212,165,980
  5. Step 5: Solve for x
    x = 31,646,023,212,165,980/186,076,323.20
  6. Step 6: Final answer
    x = 170,070,123.20

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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.