Home / 667,968,016.40-1,001,952,024.60-423,080,003.60

Finding the Fourth Proportional to 667,968,016.40, 1,001,952,024.60 and 423,080,003.60

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Solution

The fourth proportional to 667,968,016.40, 1,001,952,024.60 and 423,080,003.60 is: 634,620,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,968,016.40 : 1,001,952,024.60 = 423,080,003.60 : x
  2. Step 2: Convert to fraction form
    667,968,016.40/1,001,952,024.60 = 423,080,003.60/x
  3. Step 3: Cross multiply
    667,968,016.40x = 1,001,952,024.60 × 423,080,003.60
  4. Step 4: Simplify right side
    667,968,016.40x = 423,905,866,174,795,328
  5. Step 5: Solve for x
    x = 423,905,866,174,795,328/667,968,016.40
  6. Step 6: Final answer
    x = 634,620,005.40

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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.