Home / 609,422,701.19-912,582,215.01-401,530,842.20

Finding the Fourth Proportional to 609,422,701.19, 912,582,215.01 and 401,530,842.20

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Solution

The fourth proportional to 609,422,701.19, 912,582,215.01 and 401,530,842.20 is: 601,273,803.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,422,701.19 : 912,582,215.01 = 401,530,842.20 : x
  2. Step 2: Convert to fraction form
    609,422,701.19/912,582,215.01 = 401,530,842.20/x
  3. Step 3: Cross multiply
    609,422,701.19x = 912,582,215.01 × 401,530,842.20
  4. Step 4: Simplify right side
    609,422,701.19x = 366,429,905,365,143,872
  5. Step 5: Solve for x
    x = 366,429,905,365,143,872/609,422,701.19
  6. Step 6: Final answer
    x = 601,273,803.31

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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.