Home / 857,880,590.56-1,183,780,489.44-481,450,841.20

Finding the Fourth Proportional to 857,880,590.56, 1,183,780,489.44 and 481,450,841.20

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Solution

The fourth proportional to 857,880,590.56, 1,183,780,489.44 and 481,450,841.20 is: 664,348,999.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,880,590.56 : 1,183,780,489.44 = 481,450,841.20 : x
  2. Step 2: Convert to fraction form
    857,880,590.56/1,183,780,489.44 = 481,450,841.20/x
  3. Step 3: Cross multiply
    857,880,590.56x = 1,183,780,489.44 × 481,450,841.20
  4. Step 4: Simplify right side
    857,880,590.56x = 569,932,112,437,035,712
  5. Step 5: Solve for x
    x = 569,932,112,437,035,712/857,880,590.56
  6. Step 6: Final answer
    x = 664,348,999.98

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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.