Home / 20,686,265,654,511-31,029,428,345,674-8,447,676,064,562

Finding the Fourth Proportional to 20,686,265,654,511, 31,029,428,345,674 and 8,447,676,064,562

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Solution

The fourth proportional to 20,686,265,654,511, 31,029,428,345,674 and 8,447,676,064,562 is: 12,671,526,292,404.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,686,265,654,511 : 31,029,428,345,674 = 8,447,676,064,562 : x
  2. Step 2: Convert to fraction form
    20,686,265,654,511/31,029,428,345,674 = 8,447,676,064,562/x
  3. Step 3: Cross multiply
    20,686,265,654,511x = 31,029,428,345,674 × 8,447,676,064,562
  4. Step 4: Simplify right side
    20,686,265,654,511x = 262,126,559,132,791,898,244,120,576
  5. Step 5: Solve for x
    x = 262,126,559,132,791,898,244,120,576/20,686,265,654,511
  6. Step 6: Final answer
    x = 12,671,526,292,404.09

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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.