Home / 885,743,454,027.40-1,328,486,186,532.30-257,540,196,171.40

Finding the Fourth Proportional to 885,743,454,027.40, 1,328,486,186,532.30 and 257,540,196,171.40

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Solution

The fourth proportional to 885,743,454,027.40, 1,328,486,186,532.30 and 257,540,196,171.40 is: 386,272,787,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,743,454,027.40 : 1,328,486,186,532.30 = 257,540,196,171.40 : x
  2. Step 2: Convert to fraction form
    885,743,454,027.40/1,328,486,186,532.30 = 257,540,196,171.40/x
  3. Step 3: Cross multiply
    885,743,454,027.40x = 1,328,486,186,532.30 × 257,540,196,171.40
  4. Step 4: Simplify right side
    885,743,454,027.40x = 342,138,593,090,523,658,977,280
  5. Step 5: Solve for x
    x = 342,138,593,090,523,658,977,280/885,743,454,027.40
  6. Step 6: Final answer
    x = 386,272,787,605.54

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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.