Home / 552,432,616,756.56-762,348,964,069.80-308,565,555,742.80

Finding the Fourth Proportional to 552,432,616,756.56, 762,348,964,069.80 and 308,565,555,742.80

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Solution

The fourth proportional to 552,432,616,756.56, 762,348,964,069.80 and 308,565,555,742.80 is: 425,815,972,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,432,616,756.56 : 762,348,964,069.80 = 308,565,555,742.80 : x
  2. Step 2: Convert to fraction form
    552,432,616,756.56/762,348,964,069.80 = 308,565,555,742.80/x
  3. Step 3: Cross multiply
    552,432,616,756.56x = 762,348,964,069.80 × 308,565,555,742.80
  4. Step 4: Simplify right side
    552,432,616,756.56x = 235,234,631,768,145,714,479,104
  5. Step 5: Solve for x
    x = 235,234,631,768,145,714,479,104/552,432,616,756.56
  6. Step 6: Final answer
    x = 425,815,972,180.02

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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.