Home / 1,440,593,878.80-1,987,252,685.46-876,251,366.58

Finding the Fourth Proportional to 1,440,593,878.80, 1,987,252,685.46 and 876,251,366.58

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Solution

The fourth proportional to 1,440,593,878.80, 1,987,252,685.46 and 876,251,366.58 is: 1,208,760,433.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,593,878.80 : 1,987,252,685.46 = 876,251,366.58 : x
  2. Step 2: Convert to fraction form
    1,440,593,878.80/1,987,252,685.46 = 876,251,366.58/x
  3. Step 3: Cross multiply
    1,440,593,878.80x = 1,987,252,685.46 × 876,251,366.58
  4. Step 4: Simplify right side
    1,440,593,878.80x = 1,741,332,881,374,099,968
  5. Step 5: Solve for x
    x = 1,741,332,881,374,099,968/1,440,593,878.80
  6. Step 6: Final answer
    x = 1,208,760,433.46

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1.5x scale

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.