Home / 1,828,741,976.21-2,523,661,966.45-993,367,171.01

Finding the Fourth Proportional to 1,828,741,976.21, 2,523,661,966.45 and 993,367,171.01

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Solution

The fourth proportional to 1,828,741,976.21, 2,523,661,966.45 and 993,367,171.01 is: 1,370,845,630.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,741,976.21 : 2,523,661,966.45 = 993,367,171.01 : x
  2. Step 2: Convert to fraction form
    1,828,741,976.21/2,523,661,966.45 = 993,367,171.01/x
  3. Step 3: Cross multiply
    1,828,741,976.21x = 2,523,661,966.45 × 993,367,171.01
  4. Step 4: Simplify right side
    1,828,741,976.21x = 2,506,922,948,180,385,280
  5. Step 5: Solve for x
    x = 2,506,922,948,180,385,280/1,828,741,976.21
  6. Step 6: Final answer
    x = 1,370,845,630.93

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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.