Home / 20,686,265,654,522-31,029,428,345,690-8,447,676,064,572.80

Finding the Fourth Proportional to 20,686,265,654,522, 31,029,428,345,690 and 8,447,676,064,572.80

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Solution

The fourth proportional to 20,686,265,654,522, 31,029,428,345,690 and 8,447,676,064,572.80 is: 12,671,526,292,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,686,265,654,522 : 31,029,428,345,690 = 8,447,676,064,572.80 : x
  2. Step 2: Convert to fraction form
    20,686,265,654,522/31,029,428,345,690 = 8,447,676,064,572.80/x
  3. Step 3: Cross multiply
    20,686,265,654,522x = 31,029,428,345,690 × 8,447,676,064,572.80
  4. Step 4: Simplify right side
    20,686,265,654,522x = 262,126,559,133,262,179,983,163,392
  5. Step 5: Solve for x
    x = 262,126,559,133,262,179,983,163,392/20,686,265,654,522
  6. Step 6: Final answer
    x = 12,671,526,292,420.09

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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.