Home / 2,528,654,386,765-3,489,452,766,505.80-1,431,213,434,260.90

Finding the Fourth Proportional to 2,528,654,386,765, 3,489,452,766,505.80 and 1,431,213,434,260.90

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Solution

The fourth proportional to 2,528,654,386,765, 3,489,452,766,505.80 and 1,431,213,434,260.90 is: 1,975,023,436,884.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,654,386,765 : 3,489,452,766,505.80 = 1,431,213,434,260.90 : x
  2. Step 2: Convert to fraction form
    2,528,654,386,765/3,489,452,766,505.80 = 1,431,213,434,260.90/x
  3. Step 3: Cross multiply
    2,528,654,386,765x = 3,489,452,766,505.80 × 1,431,213,434,260.90
  4. Step 4: Simplify right side
    2,528,654,386,765x = 4,994,151,677,641,963,759,206,400
  5. Step 5: Solve for x
    x = 4,994,151,677,641,963,759,206,400/2,528,654,386,765
  6. Step 6: Final answer
    x = 1,975,023,436,884.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.