Home / 167,502,108.80-251,261,036.40-52,490,403.20

Finding the Fourth Proportional to 167,502,108.80, 251,261,036.40 and 52,490,403.20

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Solution

The fourth proportional to 167,502,108.80, 251,261,036.40 and 52,490,403.20 is: 78,738,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,502,108.80 : 251,261,036.40 = 52,490,403.20 : x
  2. Step 2: Convert to fraction form
    167,502,108.80/251,261,036.40 = 52,490,403.20/x
  3. Step 3: Cross multiply
    167,502,108.80x = 251,261,036.40 × 52,490,403.20
  4. Step 4: Simplify right side
    167,502,108.80x = 13,188,793,109,085,878
  5. Step 5: Solve for x
    x = 13,188,793,109,085,878/167,502,108.80
  6. Step 6: Final answer
    x = 78,738,072.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.