Home / 238,834,020.96-357,877,783.44-166,192,728.48

Finding the Fourth Proportional to 238,834,020.96, 357,877,783.44 and 166,192,728.48

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Solution

The fourth proportional to 238,834,020.96, 357,877,783.44 and 166,192,728.48 is: 249,029,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,834,020.96 : 357,877,783.44 = 166,192,728.48 : x
  2. Step 2: Convert to fraction form
    238,834,020.96/357,877,783.44 = 166,192,728.48/x
  3. Step 3: Cross multiply
    238,834,020.96x = 357,877,783.44 × 166,192,728.48
  4. Step 4: Simplify right side
    238,834,020.96x = 59,476,685,292,268,160
  5. Step 5: Solve for x
    x = 59,476,685,292,268,160/238,834,020.96
  6. Step 6: Final answer
    x = 249,029,367.98

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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.