Home / 20,686,265,659,257-31,029,428,352,786-8,447,676,069,300.20

Finding the Fourth Proportional to 20,686,265,659,257, 31,029,428,352,786 and 8,447,676,069,300.20

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Solution

The fourth proportional to 20,686,265,659,257, 31,029,428,352,786 and 8,447,676,069,300.20 is: 12,671,526,299,508.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,686,265,659,257 : 31,029,428,352,786 = 8,447,676,069,300.20 : x
  2. Step 2: Convert to fraction form
    20,686,265,659,257/31,029,428,352,786 = 8,447,676,069,300.20/x
  3. Step 3: Cross multiply
    20,686,265,659,257x = 31,029,428,352,786 × 8,447,676,069,300.20
  4. Step 4: Simplify right side
    20,686,265,659,257x = 262,126,559,339,895,427,415,670,784
  5. Step 5: Solve for x
    x = 262,126,559,339,895,427,415,670,784/20,686,265,659,257
  6. Step 6: Final answer
    x = 12,671,526,299,508.54

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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.