Home / 21,927,330,794.67-30,259,754,854.88-11,902,832,432.43

Finding the Fourth Proportional to 21,927,330,794.67, 30,259,754,854.88 and 11,902,832,432.43

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Solution

The fourth proportional to 21,927,330,794.67, 30,259,754,854.88 and 11,902,832,432.43 is: 16,425,929,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,927,330,794.67 : 30,259,754,854.88 = 11,902,832,432.43 : x
  2. Step 2: Convert to fraction form
    21,927,330,794.67/30,259,754,854.88 = 11,902,832,432.43/x
  3. Step 3: Cross multiply
    21,927,330,794.67x = 30,259,754,854.88 × 11,902,832,432.43
  4. Step 4: Simplify right side
    21,927,330,794.67x = 360,176,791,483,987,329,024
  5. Step 5: Solve for x
    x = 360,176,791,483,987,329,024/21,927,330,794.67
  6. Step 6: Final answer
    x = 16,425,929,578.79

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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.