Home / 549,458,288.33-758,257,226.93-298,562,679.29

Finding the Fourth Proportional to 549,458,288.33, 758,257,226.93 and 298,562,679.29

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Solution

The fourth proportional to 549,458,288.33, 758,257,226.93 and 298,562,679.29 is: 412,019,099.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,458,288.33 : 758,257,226.93 = 298,562,679.29 : x
  2. Step 2: Convert to fraction form
    549,458,288.33/758,257,226.93 = 298,562,679.29/x
  3. Step 3: Cross multiply
    549,458,288.33x = 758,257,226.93 × 298,562,679.29
  4. Step 4: Simplify right side
    549,458,288.33x = 226,387,309,265,868,416
  5. Step 5: Solve for x
    x = 226,387,309,265,868,416/549,458,288.33
  6. Step 6: Final answer
    x = 412,019,099.68

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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.