Home / 20,992,502,790,960-31,454,368,015,060-11,180,157,841,729

Finding the Fourth Proportional to 20,992,502,790,960, 31,454,368,015,060 and 11,180,157,841,729

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Solution

The fourth proportional to 20,992,502,790,960, 31,454,368,015,060 and 11,180,157,841,729 is: 16,751,923,423,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,992,502,790,960 : 31,454,368,015,060 = 11,180,157,841,729 : x
  2. Step 2: Convert to fraction form
    20,992,502,790,960/31,454,368,015,060 = 11,180,157,841,729/x
  3. Step 3: Cross multiply
    20,992,502,790,960x = 31,454,368,015,060 × 11,180,157,841,729
  4. Step 4: Simplify right side
    20,992,502,790,960x = 351,664,799,220,202,901,877,030,912
  5. Step 5: Solve for x
    x = 351,664,799,220,202,901,877,030,912/20,992,502,790,960
  6. Step 6: Final answer
    x = 16,751,923,423,425.26

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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.