Home / 498,603,993.18-751,309,326.47-409,718,714.46

Finding the Fourth Proportional to 498,603,993.18, 751,309,326.47 and 409,718,714.46

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Solution

The fourth proportional to 498,603,993.18, 751,309,326.47 and 409,718,714.46 is: 617,374,701.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,603,993.18 : 751,309,326.47 = 409,718,714.46 : x
  2. Step 2: Convert to fraction form
    498,603,993.18/751,309,326.47 = 409,718,714.46/x
  3. Step 3: Cross multiply
    498,603,993.18x = 751,309,326.47 × 409,718,714.46
  4. Step 4: Simplify right side
    498,603,993.18x = 307,825,491,401,048,256
  5. Step 5: Solve for x
    x = 307,825,491,401,048,256/498,603,993.18
  6. Step 6: Final answer
    x = 617,374,701.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.