Home / 2,620,487,799,121.20-3,930,731,698,681.80-2,620,487,799,121.20

Finding the Fourth Proportional to 2,620,487,799,121.20, 3,930,731,698,681.80 and 2,620,487,799,121.20

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Solution

The fourth proportional to 2,620,487,799,121.20, 3,930,731,698,681.80 and 2,620,487,799,121.20 is: 3,930,731,698,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,487,799,121.20 : 3,930,731,698,681.80 = 2,620,487,799,121.20 : x
  2. Step 2: Convert to fraction form
    2,620,487,799,121.20/3,930,731,698,681.80 = 2,620,487,799,121.20/x
  3. Step 3: Cross multiply
    2,620,487,799,121.20x = 3,930,731,698,681.80 × 2,620,487,799,121.20
  4. Step 4: Simplify right side
    2,620,487,799,121.20x = 10,300,434,458,014,606,107,344,896
  5. Step 5: Solve for x
    x = 10,300,434,458,014,606,107,344,896/2,620,487,799,121.20
  6. Step 6: Final answer
    x = 3,930,731,698,681.80

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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.