Home / 727,926,912,100.80-1,090,421,040,074.40-727,926,912,100.80

Finding the Fourth Proportional to 727,926,912,100.80, 1,090,421,040,074.40 and 727,926,912,100.80

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Solution

The fourth proportional to 727,926,912,100.80, 1,090,421,040,074.40 and 727,926,912,100.80 is: 1,090,421,040,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,926,912,100.80 : 1,090,421,040,074.40 = 727,926,912,100.80 : x
  2. Step 2: Convert to fraction form
    727,926,912,100.80/1,090,421,040,074.40 = 727,926,912,100.80/x
  3. Step 3: Cross multiply
    727,926,912,100.80x = 1,090,421,040,074.40 × 727,926,912,100.80
  4. Step 4: Simplify right side
    727,926,912,100.80x = 793,746,820,591,100,731,850,752
  5. Step 5: Solve for x
    x = 793,746,820,591,100,731,850,752/727,926,912,100.80
  6. Step 6: Final answer
    x = 1,090,421,040,074.40

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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.