Home / 21,095,732,174.42-31,602,224,804.64-12,233,953,351.80

Finding the Fourth Proportional to 21,095,732,174.42, 31,602,224,804.64 and 12,233,953,351.80

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Solution

The fourth proportional to 21,095,732,174.42, 31,602,224,804.64 and 12,233,953,351.80 is: 18,326,936,504.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,095,732,174.42 : 31,602,224,804.64 = 12,233,953,351.80 : x
  2. Step 2: Convert to fraction form
    21,095,732,174.42/31,602,224,804.64 = 12,233,953,351.80/x
  3. Step 3: Cross multiply
    21,095,732,174.42x = 31,602,224,804.64 × 12,233,953,351.80
  4. Step 4: Simplify right side
    21,095,732,174.42x = 386,620,144,073,062,612,992
  5. Step 5: Solve for x
    x = 386,620,144,073,062,612,992/21,095,732,174.42
  6. Step 6: Final answer
    x = 18,326,936,504.34

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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.